in chains是什么意思
问题描述：
in chains是什么意思
答
残余负电荷被链间阳离子所中和,这些阳离子也起将链联系到一起的作用.Eventually chains were fixed to one end of the dish and a powerful winch was put into operation.不过,他们终于将链条固定在盘子的一端,一台...