be engaged in的意思是“使從事于”、“使忙于”，它的同義詞組是be busy with。例如：

We should all be engaged in good causes. 我們都應(yīng)從事好的事業(yè)。

They are engaged in the study of music.他們?cè)趶氖乱魳?lè)研究。

He is busy with his homework. 他在忙著做作業(yè)。

By the end of this month we will be busy with company's salary report. 這個(gè)月的月底我們又將忙于做出公司職工的工資報(bào)表。