问题描述：
英语翻译
In one set of experiments.Kramer placed the box containing food at the same point of the compass each time he put food boxes in the birds’ environment.
我想知道,each time 后面的是不是从句,里面的词是不是省略啦.
In one set of experiments.Kramer placed the box containing food at the same point of the compass each time he put food boxes in the birds’ environment.
我想知道,each time 后面的是不是从句,里面的词是不是省略啦.
问题解答：
我来补答展开全文阅读