(資料圖片僅供參考)

收起的英文：
retracting

參考例句：
minimum flap retraction speed
最低襟翼收起速度 When she folded up his tripod at eight thirty five, she felt good.
八點十五分時她收起三腳架,自我感覺良好。 The sailors provided against the coming storm by furling all sails
水手們收起全部船帆,以防備即將來臨的暴風雨。Raise/lower the undercarriage
收起[放下]起落架.He rolled (up) his umbrella.
他收起雨傘。Put up; stick up
公告;張貼;收起;自愿做After a good day"s fishing they hauled in the nets and went home.
他們捕了一天的魚，收起魚網滿載而歸。The young man reddened, his smile dissolving instantly
年輕人臉紅了，立刻收起笑臉。Now it"s time to store away your fur coats for the summer.
夏天快到了，該把你的皮大衣收起來了。He had hardly collected the papers on his desk when the door burst open.
他剛收起桌上的文件，門就猛地開了。

retracting是什么意思：
v. （使）縮回；撤回
minimum flap retraction speed
最低襟翼收起速度 A ladybug can retract its head into its body.
瓢蟲可以將自己的頭縮回到軀體中去。Retraction of forwarded ejector either by timer or door closing
由定時器或關門控制向前頂出The undercarriage on light aircraft does not always retract in flight.
輕型飛機飛行時起落架不一定縮回。"I will facilitate it by repeating the question, "Will you, or will you not, retract?"
“我可以使你容易答復，方法是再重復一遍那個問題，‘你愿不愿意？”