randolph
n. 伦道夫（男子名）
random
n. 随意,任意
a. 任意的,随便的,胡乱的
词形变化:副词:ran-domly 名词:randomness
例句与用法:1.The librarian took a book at random from the shelf.图书管理员从书架上随便拿了一本书。
2.Marked by a lack of care, accuracy, or organization; random.漫无目的的缺乏谨慎、精确或组织性的；随意的
3.A disturbance, especially a random and persistent disturbance, that obscures or reduces the clarity of a signal.干扰噪声一种干扰，尤指一处任意的和持续的干扰，使信号变模糊或减少
4.By mere chance or fortune; at random.碰巧；胡乱地；随意地
5.Soiled dishes were piled at random.脏碟子胡乱地堆放着。
英英解释:形容词random:
1. lacking any definite plan or order or purpose; governed by or depending on chance
2. taken haphazardly
randomicity
n. 任意性,随机性
randomization
n. 形成不规则分布(使...随机化)
英英解释:名词randomization:
1. a deliberately haphazard arrangement of observations so as to simulate chance
同义词：randomisation
randomize
vt. 形成不规则分布(使...随机化)
英英解释:动词randomize:
1. arrange in random order
同义词：randomise
randy
a. 喧闹的,有劲的大声的,乱闹的
n. 挑剔的女人
词形变化:形容词比较级:randier 最高级:randiest
例句与用法:1.Let go, you randy old goat!放开我, 你这老色鬼!
2.Hey, Randy, have you had your lunch yet?嘿，蓝迪，你吃午饭了吗？
英英解释:形容词randy:
1. feeling great sexual desire
同义词：aroused, horny, ruttish, steamy, turned on
ranee
n. 王妃,王侯夫人,公主
英英解释:名词ranee:
1. (the feminine of raja) a Hindu princess or the wife of a raja
同义词：rani
rang
ring 的过去式
例句与用法:1.I was cooking in the kitchen when the telephone rang.电话铃响的时候我正在厨房里做饭。
2.Their refusal rang the knell of our hopes.他们的拒绝是我们希望破灭的凶兆。
3.I rang you but couldn't get through.我给你打电话, 但没有打通。
4.She was about to walk out of the door when the telephone rang.电话铃响时她正要出门。
5.I was just about to go shopping when the telephone rang.电话铃响时我正要去买东西。
6.The playground rang with children's shouts.游戏场上到处都是儿童的喊叫声。
7.On impulse, I picked up the phone and rang my sister in Australia.我一时心血来潮，拿起话筒就给在澳大利亚的妹妹打了个电话。
8.The metal door rang as it slammed shut.金属门猛一关上时发出 光的响声.
英英解释:动词ring:
1. sound loudly and sonorously
同义词：ring, peal
2. ring or echo with sound
同义词：resound, echo, ring, reverberate
3. make (bells) ring, often for the purposes of musical edification
同义词：ring, knell
4. be around
同义词：surround, environ, encircle, circle, round, ring
5. get or try to get into communication (with someone) by telephone
同义词：call, telephone, call up, phone, ring
6. attach a ring to the foot of, in order to identify
同义词：ring, band
rangatira
n. 兰格蒂勒(指毛利人的首领或酋长)
range
n. 范围,行列,射程
v. 排列,归类于,延伸
n. 山脉
词形变化:动词过去式:ranged 过去分词:ranged 现在分词:ranging 第三人称单数:ranges
例句与用法:1.Several cars are available within this price range.在这个价格范围内，有好几种汽车可供选购。
2.The children's ages range from 8 to 15.这些孩子们的年龄在8岁到15岁之间。
3.Our conversation ranged over many topics.我们的谈话涉及很多话题。
4.It came within my range of vision.该物体进入了我的视野.
5.This rifle ranges over a mile.这种步枪射程达一英里.
6.The frontier ranges from the northern hills to the southern coast.边界从北部山地一直延伸到南部海岸.
7.The gun has a range of five miles.这炮的射程为五英里.
8.Their ages range from 25 to 50.他们的年龄在25岁到50岁之间.
英英解释:名词range:
1. an area in which something acts or operates or has power or control: "the range of a supersonic jet"
同义词：scope, reach, orbit, compass, ambit
2. the limits within which something can be effective
同义词：reach
3. a large tract of grassy open land on which livestock can graze
4. a series of hills or mountains
同义词：mountain range, range of mountains, chain, mountain chain, chain of mountains
5. a place for shooting (firing or driving) projectiles of various kinds
6. the limits of the values a function can take
7. a variety of different things or activities
8. the limit of capability
同义词：compass, reach, grasp
9. a kitchen appliance used for cooking food
同义词：stove, kitchen stove, kitchen range, cooking stove
动词range:
1. change or be different within limits
同义词：run
2. move about aimlessly or without any destination, often in search of food or employment
同义词：roll, wander, swan, stray, tramp, roam, cast, ramble, rove, drift, vagabond
3. have a range; be capable of projecting over a certain distance, as of a gun
4. range or extend over; occupy a certain area
同义词：straddle
5. lay out orderly or logically in a line or as if in a line
同义词：array, lay out, set out
6. feed as in a meadow or pasture
同义词：crop, browse, graze, pasture
7. let eat
8. assign a rank or rating to
同义词：rate, rank, order, grade, place
ranged:
pp. 分布
例句与用法:1.Our conversation ranged over many topics.我们的谈话涉及很多话题。
2.His interests ranged from chess to canoeing.他的爱好从下国际象棋到划独木舟, 范围很广.
3.On this issue, she has ranged herself with the Opposition.在这个问题上, 她站在反对派一边.
4.His lecture ranged over a variety of topics.他的演讲涉及到很多论题。
英英解释:动词range:
1. change or be different within limits
同义词：range, run
2. move about aimlessly or without any destination, often in search of food or employment
同义词：roll, wander, swan, stray, tramp, roam, cast, ramble, rove, range, drift, vagabond
3. have a range; be capable of projecting over a certain distance, as of a gun
同义词：range
4. range or extend over; occupy a certain area
同义词：range, straddle
5. lay out orderly or logically in a line or as if in a line
同义词：range, array, lay out, set out
6. feed as in a meadow or pasture
同义词：crop, browse, graze, range, pasture
7. let eat
同义词：range
8. assign a rank or rating to
同义词：rate, rank, range, order, grade, place
rangeland
n. 牧场, 放牧地
英英解释:名词rangeland:
1. land suitable for grazing livestock
ranger
n. 守林人,骑警
例句与用法:1.Ranger must be ready to deal with emergencies of all kinds.国家公园管理员必须随时准备好处理各种紧急情况。
英英解释:名词ranger:
1. a member of the Texas state highway patrol; formerly a mounted lawman who maintained order on the frontier
同义词：Texas Ranger
2. an official who is responsible for managing and protecting an area of forest
同义词：fire warden, forest fire fighter
3. a member of a military unit trained as shock troops for hit-and-run raids
同义词：commando
rangoon
n. 仰光
英英解释:名词rangoon:
1. the capital and largest city of Myanmar; located in the south near the Irrawaddy river delta
同义词：Yangon
rangy
a. 适于走来走去的,广阔的,四肢瘠长的
英英解释:形容词rangy:
1. tall and thin and having long slender limbs
同义词：gangling, gangly, lanky
2. adapted to wandering or roaming
3. allowing ample room for ranging
rani
n. 王妃, 王侯夫人
英英解释:名词rani:
1. (the feminine of raja) a Hindu princess or the wife of a raja
同义词：ranee
ranid
n. 蛙科动物
英英解释:名词ranid:
1. insectivorous usually semiaquatic web-footed amphibian with smooth moist skin and long hind legs
同义词：true frog
ranitidine:
甲胺呋硫
英英解释:名词ranitidine:
1. a histamine blocker and antacid (trade name Zantac) used to treat peptic ulcers and gastritis and esophageal reflux
同义词：Zantac
rank
n. 排名,等级,军衔,阶级
a. 繁茂的,恶臭的,讨厌的
v. 排列,归类于,列于
词形变化:副词:rankly 形容词比较级:ranker 最高级:rankest 名词:rankness 动词过去式:ranked 过去分词:ranked 现在分词:ranking 第三人称单数:ranks
例句与用法:1.He is above me in rank.他的级别比我高。
2.This tennis player ranked third in the world.这位网球运动员排名世界第三。
3.A general ranks a captain.将军的级别比上尉高。
4.I rank her among the country's best writers.我认为她可属全国最优秀作家之列。
5.I rank her achievement very highly.我对她的成就评价很高.
6.Where/How do you rank Karpov as a chess player?你把卡尔波夫列为哪一级的棋手?
7.A major ranks above a captain.少校比上尉军衔高.
8.Does he rank among/with the failures?他可以算作失败的那一类人吗?
英英解释:名词rank:
1. a row or line of people (especially soldiers or police) standing abreast of one another
2. relative status
3. the ordinary members of an organization (such as the enlisted soldiers of an army)
同义词：rank and file
4. position in a social hierarchy
同义词：social station, social status, social rank
5. the body of members of an organization or group
同义词：membership
动词rank:
1. take or have a position relative to others
2. assign a rank or rating to
同义词：rate, range, order, grade, place
3. take precedence or surpass others in rank
同义词：outrank
形容词rank:
1. very fertile; producing profuse growth
2. very offensive in smell or taste
3. conspicuously and outrageously bad or reprehensible
同义词：crying, egregious, flagrant, glaring, gross
4. complete and without restriction or qualification; sometimes used informally as intensifiers
同义词：absolute, downright, out-and-out, right-down, sheer
5. growing profusely
ranker
n. 兵,出身行伍的军官
英英解释:名词ranker:
1. a commissioned officer who has been promoted from enlisted status
2. an enlisted soldier who serves in the ranks of the armed forces
形容词rank:
1. very fertile; producing profuse growth
同义词：rank
2. very offensive in smell or taste
同义词：rank
3. conspicuously and outrageously bad or reprehensible
同义词：crying, egregious, flagrant, glaring, gross, rank
4. complete and without restriction or qualification; sometimes used informally as intensifiers
同义词：absolute, downright, out-and-out, rank, right-down, sheer
5. growing profusely
同义词：rank |
