Studies this matter, lacks the time, but the lack of effort.

学习这件事，不是缺乏时间，而是缺乏努力。

youdao

Maybe it’s the weather, maybe it’s a lack of other distractions but what I really think it is, is effort.

也许是天气，也许是我们有其他的事情而分心，但是我真的认为是我的努力。

youdao

But now the effort risks failing all over again because of a dire lack of helicopters, a prime cause of the peacekeeping failure to date.

但这些努力正再次面临处处失败的危险，因为急缺直升机，这也是当前维和失败的主要原因。

youdao

These economies are on an unsustainable course, but not for lack of effort by their governments.

ECONOMIST: The euro zone's periphery

But it was not for lack of effort.

FORBES: BCS and Alabama Make History on Many Levels.

Murray says it's not for lack of his effort, but his limited finances have kept the family stuck in the trailer while he tries to renovate the house.

CNN: Divorce stalks Katrina survivors