英和和英

読み方 いきおい

名詞

1

（＝勢力）power; force; might; energy; influence; authority; vigour; spirit

用例

• 勢いの好い
  a powerful state―a forcible style―a mighty monarch―an influential statesman―an energetic way of doing things―vigorous growth―a spirited attack

• 彼は大した勢いだ
  He is influential―powerful―mighty.
• 非常な勢いで働く
  He works with great force―with great energy―like fury―like anything.
• 勢い当たるべからず
  His energy is irresistible
  He is as proud as Lucifer.
• 勢いを振るう
  to exercise one's authority
• 勢いをくじく
  to break one's power
• 勢いをくじかれる
  to have one's power broken
• 勢い鋭く攻め立てた
  They went at it with spirit.
• 互角の勢い
  The chances are even.
• 酒の勢いでそう言ったのだ
  He said so under the influence of wine.
• 日本軍は破竹の勢いで進んだ
  The Japanese carried everything before them.
• 彼は日の出の勢いだ
  He is a rising man.
• 日の出の勢いにつく
  to worship the rising sun―hail the rising sun
• 旭日冲天の勢い
  His star is in the ascendant.
• 獅子奮迅の勢い
  He is a raging lion.
• 飛ぶ鳥を落とす勢い
  He nods and shakes the spheres.
• 始めの勢いどこへやら
  His initial vigour has evaporated.

2

（＝はずみ）momentum; impetus

• 汽車が非常な勢いで走りながら衝突したのだ
  The trains collided with great impetus.

3

（＝なりゆき）course of nature; course of events; force of circumstances

用例

• 自然の勢い
  course of nature

• そうなるのは自然の勢いだ
  It is in the course of nature―natural―that it should be so.
• 勢いの然らしむるところ
  It is in the natural course of things―in the natural course of events.
• 天下の勢いを察する
  to observe the course of events
• 勢い止むを得ずこうなるのだ
  Things are shaped by force of circumstances.
• 騎虎の勢いでやむを得ず競争したのだ
  I was obliged by force of circumstances to engage in competition―（他動詞構文にすれば）―Circumstances obliged me to engage in competition.
• 勢い既に定まる
  Things have taken a definite course.
• 勢い定まれば変ず
  “When things are at their worst, they will mend.”【イディオム・格言的】
• 勢いに乗ずる
  to swim with the stream―go with the current
• 智ありといえども勢いに乗ずるに如かず
  The wise will go with the current.
• あまり勢いに乗じて失敗した
  He failed by suffering himself to be carried away by his initial successes.

副詞

（＝自然、当然、必然）naturally; in the nature of things; as a natural consequence; as a matter of course; by force of circumstances; of necessity

用例

• 勢い実力が勝つ
  It is in the nature of things―natural―that real ability should win.

• 勝った者が勢い天下を取る
  The victor makes himself master of the realm as a natural consequence―as a matter of course.
• 勢いやむを得ず競争することになったのだ
  I was obliged by force of circumstances to engage in competition.
• 勢いそうならざるを得ぬ
  It must of necessity be so
  It must needs be so.