如何理解:Then one of the plays moved an arm and the other moved his head.

问题描述:

如何理解:Then one of the plays moved an arm and the other moved his head.
这句句子出现在广州版英语教材4A Unit2 Lesson6 Part1

不介意我又来解答吧?
翻译:然后,其中一个队员动了(自己的)一条胳膊而另外一个动了(自己的)头