sit-in 什么意思

sit-in 什么意思 sit in什么意思?坐在哪里的坐在用什么那sit on 呢？ sit什么意思 sit 什么意思 sit on什么意思 sit什么意思 ? sit in acircle的意思 sit in 和sit on 有什么用法和区别、? sit on my own in class意思 we have enough chair for everyone to__ A:sit B:sit on C:sit in D:sit atsit on 和sit in都有什么区别? sit on the bed什么意思? sit in the sun的意思?具体意思 I haven't got a chair to sit in. to sit in在句中作什么成分? In fast food restaurant and coffee shops you need wait the waiters to show you where to sit什么意思 He used to sit next to me in school.意思 we have enough chair for everyone to__ A:sit B:sit on C:sit in D:sit at怎么选?为什么?sit on 和sit in都有什么区别? 这句话的意思?I can't sit beside you in sorrowI can't sit beside you in sit in his seat.为什么用in,平时不是sit on吗 用on和用in有什么区别?