prevail

动词 prevail:

1. be larger in number, quantity, power, status or importance
   同义词：predominate, dominate, rule, reign
2. be valid, applicable, or true
   同义词：hold, obtain
3. continue to exist
   同义词：persist, die hard, run, endure
4. prove superior
   同义词：triumph
5. use persuasion successfully

1. Sadness prevailed in our mind.
   我们的心中充满悲痛，
2. Misty weather prevails in this part of the country.
   该国的这一地区天气多雾。

pre.vail

v.intr.（不及物动词）
pre.vailed,pre.vail.ing,pre.vails
To be greater in strength or influence; triumph:
获胜，占上风：力量或影响较大；胜利：
例句：
prevailed against great odds.
以绝对优势取胜

To be or become effective; win out:
成功，奏效：有效或变得有效；成功：
例句：
hoped justice would prevail.
希望正义会取胜

To be most common or frequent; be predominant:
重要，占绝大多数：最普遍或平常；占绝大多数：
例句：
a region where snow and ice prevail.
雪、冰较多的地区

To be in force, use, or effect; be current:
流行：有势力，正在用，有影响；现行：
例句：
an ancient tradition that still prevails.
古代的传统仍旧盛行

To use persuasion or inducement successfully. Often used withon, upon, or with. See Synonyms at persuade
成功地劝服或诱使。经常和on, upon 或 with连用 参见 persuade

来源：
Middle English prevailen
中古英语 prevailen
from Old French prevaloir prevaill-
源自 古法语 prevaloir prevaill-
from Latin praevalôre [to be stronger]
源自 拉丁语 praevalôre [更强大的]
prae- [pre-]
prae- [前缀，表.在…之前.]
valôre [to be strong] * see wal-
valôre [强大的] *参见 wal-

【引伸】
prevail.er
n.（名词）