Polyalkane
聚链烷
🗣️ 情景例句
Malcolm.
Malcolm。
Why are you squealing, my friend?
朋友，你为什么要发出尖叫？
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。