levers
释义
n. 杠杆;手段(lever的复数)
英文释义
n a rigid bar pivoted about a fulcrum
n a simple machine that gives a mechanical advantage when given a fulcrum
n a flat metal tumbler in a lever lock
v to move or force, especially in an effort to get something open
词形变化
原型: lever 原型变体: s3
BNC词频排名: 0 | 当代语料库词频排名: 0