key out

基本解釋

Defarge took a key out of his pocket.
得法熱從兜里掏出一把鑰匙來。
"Do what?" He held my key out as he spoke. As I reached for it, he dropped it into my palm.
“做到什么？”他一邊說著，一邊舉起我的鑰匙。等我伸手拿的時候，他讓鑰匙落入我的掌心。
The Morgantown resident said she was getting a spare house key out her car's trunk on Monday when her cat Mork, one of three in the car, stepped on the automatic door lock.
珍娜家住摩根城。周一那天，她正從汽車后備箱里找一把房子的備用鑰匙。結果她在車里的三只貓中的一只，摩克，摁動了自動門鎖。

Sid sneered. 'But to make sure nobody'll let you out, I'll just take this key along.'" "When Nancy could no longer hear the tramp of his heavy boots she was sure Sid had left the house.
Now, as obvious a statement as that is in this algorithm, it turns out that is the key to this whole problem being solved correctly without my algorithm looping infinitely.
這是此算法中很明顯的一句話，也是正確解決,整個問題的關鍵,否則此算法就會陷入死循環(huán)。
哈佛公開課 - 計算機科學課程節(jié)選
Nothing rules out the possibility that having the very same body is the key to being the very same person overtime.
一直以來，都沒有依據(jù)去排除,同樣的肉體是成為同一個人的關鍵,這個觀點成立的可能。
耶魯公開課 - 死亡課程節(jié)選

Make a key out of any thing.
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