自从去年以来，我一直在钻研这个深奥的问题。

I've been working on this abstruse problem ever since last year.

youdao

况且，如果他们因为从繁琐细节之中抽身，站在全局的角度看待自己谈论的问题——说不定他们会发现自己一直在错误的方向钻研（悲剧……），这样也算帮助到他们了。

Yet it can also help them if they come up for air some time and see the big picture - and maybe find they were digging in the wrong place...

youdao

约翰一直在钻研古代希腊史。

John has been diving into the history of ancient Greece.

youdao

约翰一直在钻研古代希腊史。

John has been diving into the history of ancient Greece.

youdao