in one's spare time同义句

问题描述:

in one's spare time同义句

保证答案准确率!in one's spare time = in one's free time= when one is free/available= when one has time= when one isn't busy在某人的空闲/空余时间当某人不忙/有空的时候注:/ 表示可以任意选用其一.如果对你...