half-hearted

His half-hearted apology did nothing to calm her anger.

他敷衍的道歉丝毫没有平息她的怒火。

用法提示：half-hearted 作定语修饰 apology，表示缺乏诚意、敷衍的。

She was half-hearted about the whole plan and finally decided not to join.

她对整个计划并不热心，最后决定不参加。

用法提示：half-hearted 作表语，后接 about，表示对……缺乏兴趣。

He made a half-hearted attempt to clean his room before the guests arrived.

客人到来之前，他敷衍地试着收拾了一下房间。

用法提示：half-hearted 修饰 attempt，表示不认真、缺乏热情的努力。