ad.

1. 鋒利地；銳利地；激烈地
2. 突然，猛烈地
3. 嚴厲地；憤怒地
   "Don't talk nonsense", she said sharply.

   "別胡扯"，她嚴厲地說。

4. 明確地；鮮明地；清楚地
   His optimism contrasted sharply with the low morale of his supporters.

   他的樂觀情緒與他的支持者的低落的士氣形成了鮮明的對照。