考研英语大纲常考词组短语 stretch out and draw back


释义：

stretch out and draw back 伸出和收回;伸缩

例句：


The new-style clothes stand can stretch out and draw Back freely.

新颖衣架，伸缩自如，长短由之。



It will be required quick and no step appearance that stretch out and draw back of the cylindrical grinder's fail rack sleeve.

外圆磨床尾架套筒的伸缩要求灵活、无阻滞现象。