n.

a quantity of no importance

同義詞：nothingnilnixnadanullaughtciphercyphergoose eggnaughtzilchzipzippo

a mathematical element that when added to another number yields the same number

同義詞：0noughtciphercypher

the quantity that registers a reading of zero on a scale

同義詞：zero point

1. The sniper zeroed in on his target and took the shot.
   狙擊手將瞄準(zhǔn)點(diǎn)對(duì)準(zhǔn)了目標(biāo)，并開(kāi)槍射擊。
2. Before using the telescope, you need to ensure it is properly zeroed to get an accurate view.
   在使用望遠(yuǎn)鏡之前，你需要確保它已正確調(diào)零，以便獲得準(zhǔn)確的視野。
3. He zeroed in on the problem and quickly found a solution.
   他集中精力解決問(wèn)題，并迅速找到了一個(gè)解決方案。
4. The radar system has been zeroed to track the incoming aircraft.
   雷達(dá)系統(tǒng)已調(diào)零，以便追蹤來(lái)襲的飛機(jī)。