Mechanical system
[计] 力学系统, 力学体系\\n[化] 力学系; 力学系统
🧩 词语组成解析
🗣️ 情景例句
Please come and see me in my office on the 20th floor.
请到二十楼我的办公室来见我。
The doctor said I look pale.
医生说我看起来很苍白。
For most of them, fifty pence is a small price to pay for a nice big bar of chocolate.
对大部分孩子来说，用50便士来买一大块好的巧克力，是算不了什么的。