outside of China 这里outside作什么词性?

outside of China 这里outside作什么词性? outside在这里是什么词性 outside china 和outside of china哪个正确 it was dark outside outside什么词性修饰谁 have you ever been outside of china? outside后跟什么词性的词? outside of home?outside home? outside是什么词性? go outside中的outside是什么词性 Have you ever tried Chinese food outside of China? out,out of ,outside有什么区别? out of\outside有什么不同