伸缩 shēnsuō to lengthen and shorten
to lengthen and shorten; flexible; adjustable; retractable; extensible; telescoping (collapsible)
怎么记住“伸缩”: 伸 to extend + 缩 to withdraw = to lengthen and shorten.
汉字
用法
- To extend and retract; flexible/adjustable - 这根天线可以伸缩 (zhè gēn tiānxiàn kěyǐ shēnsuō) this antenna is telescoping.
- 伸 (extend) + 缩 (shrink): describes retractable/expandable things and, figuratively, flexibility: 伸缩性 (shēnsuōxìng) elasticity/leeway.
- 有伸缩余地 means there's room for adjustment.