Protheca
[动]前鞘
🗣️ 情景例句
Uh-hum.
嗯哼。
Factories employ both male and female workers.
工厂雇用男性和女性的工人。
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。