副詞 rashly:

1. in a hasty and foolhardy manner
   同義詞：headlong

1. I can't imagine their acting so rashly.
   我不能想象，他們會這樣貿然行事。
2. Some people jump rashly to the conclusion that something must be wrong.
   有些人輕率地得出結論說一定是出了什麼問題。
3. Behaving or acting impulsively or rashly; wild.
   魯莽的舉止行為沖動的或魯莽的; 狂亂的
4. He spent money rashly [lavishly].
   他花錢很隨便[大手大腳]。