Modulus of a machine
[经] 机械效率
🧩 词语组成解析
n. 标准, 系数, 模数\\n[化] 模量
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];
🗣️ 情景例句
Smoking is addictive, and causes cancer, But the point I most want to emphasize is that it damages the health of those around you.
吸烟会上瘾，会引发癌症。但我最想说的是，吸烟同时也有损你的健康。
The postman always comes at 2 o'clock.
邮递员总是在2点钟来。
You must always return your library book on time!
你必须按时归还图书馆的书！