He examined the machine, worked a lever that lifted the lid.
他检查了机器,并使用杠杆打开盖子。
Rich countries use foreign aid as a lever to achieve political aims.
富国利用对外援助作为达到政治目的的手段。
词组
lever arm
杠杆臂;活动臂
valve lever
阀门杆;阀杠杆
shift lever
变速杆
connecting lever
连接棒;连接杆;连接杠杆
lever handle
手柄;杠杆手柄;杆式手柄;手柄操纵杆
hand lever
手柄;手制动杆;柄;手杆
brake lever
制动杆
lever type
adj. 杠杆式
lever rule
杠杆定则(定律)
control lever
控制杆;操纵杆
lever principle
杠杆原理
gear lever
[机]变速杆
release lever
解锁手柄;分离杆
近义
n.[机]杠杆;控制杆
Control arm
heaver
词根词缀点击查看lever词根词缀
真题
其它
1 ...the dolphins were supposed to press the left-hand lever followed by the right-hand one...
2012.6 CET6 阅读理解
2 ...The levers and light were set up in exactly the same way except that this time it was only Doris who could see the light indicating which lever to press first...