only once

常见例句

雙語例句

• I heard him plead in court only once.
  我衹有一次聽到他在法庭上作辯護。
• Try only once.
  衹嘗試一次。
• The century plant blooms only once in its lifetime.
  龍舌蘭在其一生中衹開一次花。

原聲例句

• After the concert he said: "She has a voice that one hears only once in a hundred years."
• There we go. Now if I do this, an infinite number of times, we should get roughly 50/50, but now we have the ability to do things only once in awhile.
  開始，如果我們，不停地按這個按鈕，我們大致會有一半的機會聽到貓叫，但是我們每次衹有一次按按鈕的機會。
  哈彿公開課 - 計算機科學課程節選
• It's a comedy that you only get once you performed and once you know what's happening, and
  這種喜劇衹有你自己明白，衹有你自己知道發生了什麽，
  街頭表縯很有趣 - SpeakingMax英語口語達人

權威例句

• Only once mankind is emancipated will people act according to their true, co-operative nature.
  ECONOMIST: A Survey of the 20th Century
• If they do, they usually say that they had this experience only once or twice.
  NEWYORKER: Seeing and Believing
• Only once did Daphne drop the veil, and then only on her own terms.
  NPR: One Boy's Heroism in the Face of AIDS
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