lacking

缺乏的、不足的、欠缺的

Funds are still lacking for the new library.

新圖書館的資金仍然不足。

缺少、沒有常與 in 連用

He is not lacking in courage, only in experience.

他並不缺乏勇氣，只是缺少經驗。

不夠好的、不合格的常用於 be found lacking

Their safety measures were found lacking after the inspection.

檢查之後，他們的安全措施被認為不合格。

由於缺乏、在沒有……的情況下正式

Lacking firm evidence, the police closed the case.

由於缺乏確切證據，警方結案了。