old used second-hand有什么区别?

old used second-hand有什么区别? second hand books 与 used books什么区别? second hand和second-hand的区别? second hand?second-hand? 英语翻译“二手”翻译成“used goods”、“second-hand”、“second hand”哪个好? Alice 's second-hand computer ____wrong although she used it Alice's second-hand computer____ wrong although she used it a second time 和 the second time 有什么区别 a second time与the second time有什么区别 a second time 与the second time 有什么区别? in hand,on hand ,at hand,off hand有什么区别? in my hand和on my hand有什么区别?