Arm of lever
[机] 杠杆臂
🧩 词语组成解析
arm
[ɑrm]
n. 臂;武器;[复数]战事;权力;
vi. 准备（斗争），准备行动（against）;
vt. 装备（防御工事）;准备（攻击或迎击）;配备;防护;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
lever
['li:və, 'levə]
n. 杠杆;操作杆;工具;
vt. 用杠杆撬动;
🗣️ 情景例句
Sorry to be a pest.
不好意思打扰你。
The cobbler must stick to his last.
安分守己。
This race, which went on for exactly four exactly four months, was the last of its kind.
这场比赛持续了整整4个月，是这类比赛中的最后一次，