Definitions

[1] ad. 一次, 曾经, 一旦

[2] conj. 一旦, 一经

[3] n. 一次

[4] adj. 从前的

[ wʌns ]

1. I once wanted to be an astrophysicist.
   我曾經想過當個太空物理學家。
2. Even now, many years after the Cold War, there is still much rancor between the Russians and the Germans, especially in areas once occupied by the Soviet Union.
   雖然冷戰已經過了這麼多年，俄羅斯人和德國人之間的仇恨還是沒有消除，在蘇聯曾經侵佔過的地區，這種仇恨就更深了。
3. For once in my life I'm doing a good deed... And it is useless.
   我生平难得做了一件好事...却是没用的。
4. You look pale. You had better lie down in bed at once.
   你的臉色這麼差，還是趕快去睡覺吧。
5. You'd better have your hair cut at once.
   你最好立刻剪頭髮。
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6. You'd better go to see your family doctor at once.
   你最好立刻去看你的家庭醫生。
7. You had better get away from here at once.
   你最好立刻離開這裡。
8. It is imperative for you to act at once.
   你必须马上行动。
9. It was not easy to put out the fire at once.
   要即時撲滅那火災並不容易。
10. The fire was extinguished at once.
    火馬上就被撲熄了。
11. Once across the river, you are safe.
    一旦過了河, 你就安全了。
12. A bad habit, once formed, is difficult to get rid of.
    一旦養成了壞習慣，就很難改回來了。
13. I swim once a week.
    我每周游一次泳。
14. Read it once more, please.
    請再讀一次。
15. Read it once more.
    再读一遍。
16. Try it once again.
    再试一次。
17. I want to go there once more.
    我想再去那裡一次。
18. I am anxious to visit Britain once again.
    我好想快點再去英國。
19. Maria takes piano lessons once a week.
    瑪麗亞每週上一次鋼琴課。
20. Bob writes to me once a month.
    鮑伯每個月寫一次信給我。
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