Polyad
几个紧密相关的零件或元件的组合
🗣️ 情景例句
Play it safe.
做事要稳妥。
I did Math this morning.
我今天早上做算术。
People who work in offices are frequently referred to as white-collar workers' for the simple reason that they usually wear a collar and tie to go to work.
坐办公室的之所以常常被称作“白领工人”，就是因为他们通常是穿着硬领白衬衫，系着领带去上班。