If there is a lack of something, there is not enough of it or it does not exist at all.
Despite his lack of experience, he got the job.
尽管缺乏经验,他还是得到了那份工作。
The charges were dropped for lack of evidence.
由于缺少证据,起诉被撤销了。
no lack of something
If you say there is no lack of something, you are emphasizing that there is a great deal of it.
He said there was no lack of things for them to talk about.
他说他们不缺谈资。
lacks , lacking , lacked
If you say that someone or something lacks a particular quality or that a particular quality is lacking in them, you mean that they do not have any or enough of it.
It lacked the power of the Italian cars.
它没有意大利汽车那样的动力。
He lacked the judgment and political acumen for the post of chairman.
他缺乏担任主席一职所需要的判断力和政治敏感性。
Certain vital information is lacking in the report.
该报告中缺乏某些重要信息。