Sim
abbr. 用户身份识别卡（subscriber identity module）；工业管理学院（School of Industrial Management）；科学仪表舱（Scientific Instrument Module）；模拟计算机索引法（Simulated Machine Indexing）
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
I'm not leaving until I see you.
不见不散。
I'm afraid that it's not going to work out.
我恐怕这事不会成的。