大学英语单词-独山在线

大学英语单词表

本单词表包含15328条英汉词条，帮助你背诵记忆。

rootstock n. 根茎,根源,起源
e.g.

rope [ rəup ] n. 绳,索
v. 捆,绑
vt. 绳子
e.g. 1. He roped his horse on a nearby tree.
他把马拴到附近的一棵树上。
2. They tied their prisoner up with a piece of rope.
他们用绳索把犯人捆起来。

rose [ rəuz ] n. 玫瑰,蔷薇
v. (rise的过去式) 起立,上升,升起
e.g. 1. I found him pruning his roses.
我看到他正在给玫瑰修剪枝条。
2. We did not start until the sun rose in the east.
直到太阳从东方升起，我们才出发。

roseate [ 'rəuziit ] a. 粉红的,乐观的
e.g.

rosebud [ 'rəʊzbʌd ] n. 玫瑰花苞
e.g. 1. These rosebuds haven't fully opened.
这些蔷薇花蕾还没有完全开放。

rosebush [ 'rəuzbuʃ ] n. 玫瑰丛
e.g. 1. Do you think the new rosebush has taken root?
你看新栽的玫瑰长根了吗？
2. There is a rosebush near the fence and it is very beautiful.
篱笆附近有一丛玫瑰，长得非常美丽。

rosette [ rəu'zet ] n. (建筑)圆花窗,圆花饰
e.g. 1. An ornament, such as a decorative knot, resembling a rose in form; a rosette.
玫瑰花饰一种形似玫瑰花的装饰品，如装饰结；玫瑰花结

roster [ 'rəustə ] n. 值勤表,花名册
e.g. 1. The coach scratched three names from the players' roster.
教练从选手名单上勾掉了3个名字。

rostrum [ 'rɔstrəm ] n. 演坛,演说家,船嘴讲坛
e.g. 1. It grasps its victim in its forelegs and pierce it with its rostrum.
它用前腿抓住牺牲品，把喙刺入对方身体。

rosy [ 'rəuzi ] a. 蔷薇色的,玫瑰红色的
e.g. 1. The girl's rosy cheeks made her look very lovely.
那女孩玫瑰色的脸颊使她显得非常可爱。
2. She painted a rosy picture of the firm's future.
她为公司的前景描绘了一幅美好的图画。

rot [ rɔt ] n. 腐烂,腐蚀,败坏
v. 腐烂,使...枯朽,衰弱
e.g. 1. Too much television rots your brain.
多看电视会使你的头脑退化。
2. He thinks that the rot set in when the country was opened up to tourists.
他认为自从国家向旅游者开放之时起，腐败就开始了。

rotary [ 'rəutəri ] a. 旋转的
n. 运行的机器
e.g. 1. The gardener asked me for a rotary lawn mower.
园丁向我要一台旋转式割草机。
2. A device for transmitting rotary motion, consisting of a handle or arm attached at right angles to a shaft.
曲柄一个传递转动的部件，包括一个手柄或把手与一个轴直角相连

rotate [ rəu'teit ] v. (使)旋转
e.g. 1. The post of chairman rotates among members of the committee.
主席一职由委员会的成员轮流担任。
2. He rotates the handle gently.
他轻轻地转动手柄。

rotating  旋转的
e.g. 1. An instrument for recording variations in pressure, as of the blood, or in tension, as of a muscle, by means of a pen or stylus that marks a rotating drum.
   压力记录器，记波器一种记录压力（如血压）或张力（如肌肉张力）变化的仪器，它通过一支笔或记录针的方式描出旋转的轨迹
2. In rotating, the shaft splashes oil up into the bearings.
   当轴旋转的时候就把油溅入轴承。

rotation [ rəu'teiʃən ] n. 旋转,循环
e.g. 1. The rotation of crops keeps the soil healthy and fertile.
谷物轮种使土壤保持了肥力和高质。
2. The seasons follow each other in rotation.
四季循环交替。

rotational [ rəu'teiʃənəl ] a. 回转的,轮流的
e.g.

rote [ rəut ] n. 死记硬背, 机械的做法, 生搬硬套
e.g. 1. He used to learn everything by rote.
他过去总是死记硬背。
2. He can say the whole of the English Bible by rote.
他能把整本英语《圣经》硬背出来。

rotten [ 'rɔtn ] a. 腐烂的,腐朽的
e.g. 1. The wood was so rotten that you could put your finger through it.
这木料腐烂透了，你可以用手指戳穿它。
2. They have a rotten deal.
他们受到不公平的待遇。

rottenness [ 'rɔtən-nəs ] n. 腐烂
e.g.

Rotterdam [ 'rɔtədæm ] n. 鹿特丹(荷兰港口)
e.g. 1. Rotterdam is a major port.
鹿特丹是个重要的港口城市.
2. The ship will berth at rotterdam on Wednesday.
该轮将于星期三停泊在鹿特丹港。

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