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[计]系统程序库特约业务
🗣️ 情景例句
Drop the gun, or I'll shoot.
扔掉枪， 不然我就开火了。
Feel free to bring your brother if he would like to come.
如果喜欢的话，你不妨带令兄一起来。
They lived there before they came to China.
在他们来中国前。