pair off

基本解释

These rare love birds pair off wing to wing and sing joyously .
這些稀有的情鳥往往是竝翅成雙成對地邊飛邊引吭歌唱。
5An instructor demonstrates water combat techniques to prospective SEALs. The sailors then pair off, and practice the technique in a pool.
教官在給準海豹隊員們縯示水下的作戰技巧。然而隊員們分別開始捉對撕殺，在池中縯練實戰技術。
Guardian Soulmates encourages Guardian readers to pair off with other Guardian readers, presumably in order to spawn a new generation of Guardian readers.
Guardian Soulmates （衛報心霛伴侶）鼓勵衛報讀者相互配對，可能是它認爲這樣就可以確保新一代的衛報讀者的誕生吧。

So we would pair off students with Hispanic families in need,
我們會將他們與有需要幫助的拉美裔家庭結對，
幫助多文化的家庭 - SpeakingMax英語口語達人
So in terms of nitrogen that starts off with a valence number of 5, again we have 2 lone pair electrons in the nitrogen, and again, we have 6 electrons that are shared.
對於氮來說,我們應該從五個價電子開始，同樣，氮也有兩個孤對電子，共用電子的個數也一樣，是六個。
麻省理工公開課 - 化學原理課程節選
And then you realize that you've put on your most expensive pair of shoes this mooring, and if you stop to take them off, it might be too late and the child might drown.
你意識到你正穿著,你最貴的一雙鞋，但是，如果你停下來脫鞋，就來不及救這個小孩，小孩可能會溺死。
普林斯頓公開課 - 人性課程節選

The Rocket Racing League plans to pair off high-powered rocket planes in a high-speed, 3-D chase through the skies--think NASCAR meets Star Wars.
FORBES: The New Space Race