impetuous

詳細解釋：

im.pet.u.ous

adj.（形容詞）
Characterized by sudden and forceful energy or emotion; impulsive and passionate.
衝動的：具有突然的和強有力的能量或感情特徵的；衝動的和熱情的
Having or marked by violent force:
猛烈的，奔騰的：
例句：
impetuous, heaving waves.
奔騰洶湧的浪花

來源：
Middle English [violent]
中古英文 [猛烈的]
from Old French impetueux
源自 古法文 impetueux
from Late Latin impetuôsus
源自 後期拉丁語 impetuôsus
from Latin impetus [impetus] * see impetus
源自 拉丁語 impetus [刺激] *參見 impetus

【引伸】
impet.uously
adv.（副詞）
impet.uousness
n.（名詞）
<參考辭彙><同義詞>impetuous,heedless,hasty,headlong,precipitate,suddenThese adjectives describe people and their actions when they are marked by abruptness or lack of deliberation.
這些形容詞描述魯莽或缺乏謹慎的人以及這時的行為。
Impetuous suggests forceful impulsiveness or impatience:
Impetuous 意味著強烈的衝動和不耐心；
例句：
.[a race driver who was] flamboyant, impetuous, disdainful of death. (Jim Murray).
.［一個賽車手］ 輝耀的，衝動的，對死亡充滿蔑視的人 （吉姆·默萊）。

Heedless implies carelessness or lack of a sense of responsibility or proper regard for consequences:
Heedless 含有粗心的、沒有責任感的或不考慮後果的意思：
例句：
.Hobbling down stairs with heedless haste, I set my foot full in a pail of water. (Richard Steele).
.魯莽地匆匆蹦跳著下了樓梯，我把雙腳全部泡進了水桶里. （里查德·斯蒂爾）。

Hasty andheadlong both stress hurried, often reckless action:
Hasty 和headlong 都強調匆忙的， 經常是不計後果的行動：
例句：
.Hasty marriage seldom proveth well. (Shakespeare).
.草率的婚姻很少有好結果. （莎士比亞）。

例句：
The soldiers made a headlong rush for cover.
士兵們不顧一切沖向掩蔽所。

Precipitate suggests impulsiveness and lack of due reflection:
Precipitate 意思是衝動和缺乏應有的考慮：
例句：
.Some of the fickle populace began to doubt whether they had not been rather precipitate in deposing his brother. (Washington Irving).
.一些多變的人開始懷疑他們把他的兄弟廢除掉是不是太不考慮後果了. （華盛頓·歐文）。

Sudden applies to what becomes apparent abruptly or unexpectedly:
Sudden 用於變得突然或出乎意料明顯的事物：
例句：
The patient is given to sudden and inexplicable paroxysms of anger.
病人突然且無法解釋地憤怒發作起來。