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VERB
（提議、原則、觀點）占上風，占優勢，獲勝，被接受
If a proposal, principle, or opinion prevails, it gains influence or is accepted, often after a struggle or argument.
例句
We hope that common sense would prevail...
我們希望情理會占上風。
Rick still believes that justice will prevail...
里克仍然相信正義會得以伸張。
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VERB
（情形、態度、風俗）盛行，流行，普遍
If a situation, attitude, or custom prevails in a particular place at a particular time, it is normal or most common in that place at that time.
例句
A similar situation prevails in America...
相似的情況在美國隨處可見。
...the confusion which had prevailed at the time of the revolution...
在革命期間普遍存在的混亂
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VERB
（在戰斗、競賽、爭論中）獲勝，取勝
If one side in a battle, contest, or dispute prevails, it wins.
例句
He appears to have the votes he needs to prevail...
他似乎已經獲得了取勝所需的選票。
I do hope he will prevail over the rebels.
我確實希望他能戰勝叛亂者。
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VERB
勸服；說服
If you prevail upon someone to do something, you succeed in persuading them to do it.
例句
We must, each of us, prevail upon our congressman to act...
我們每一個人都必須說服我們各自的國會議員采取行動。
Do you think she could be prevailed upon to do those things?
你覺得有可能說服她去做那些事情嗎？