pick up 与 collect 的用法

pick up 与 collect 的用法 有pick up it 这么用的吗?与pick it up怎么区别? pick up 与acquire的区别 pick up的翻译 pick up的意思 pick up的同义词 pick up的用法 pick up的用法 用pick up造句 pick up,pick out,pick at的区别 watch ,plant ,pull,pick,visit ,do,are ,collect .的过去式 pick it up 跟pick up it的区别? pick up的意思是什么? pick up 的中文意思? pick up的所有含义? pick up的所有用法? The farmers are picking cotton in the field为什么用picking不用picking up?pick与pick up 什么区别？ 用pick somebody up造句