忙于做某事 翻译 越多越好

忙于做某事:
be busy with sth
be busy doing sth
knuckle down (to something)
actively engaged

busy or occupied with.
忙于某事或者被某事占着时间
be engaged with
从事，忙于(某事)

be occupied with sth
be busy doing sth
be busy with sth
to busy oneself in doing sth

be busy with doing sth
be busy with sth
be busy doing

be busy (in)doing sth.
be busy with sth.

Is busy with makes something

woking on sth
focus on sth.