be busy with
短語詞組
- be very busy with sth 忙于
- be busy with homework 會忙著做作業(yè);功課忙;忙著功課
- be busy with writing 忙于寫作
- be busy with sty 忙于
- to be busy with 忙著
- be busy with research 忙于研究工作
- be busy with sth 于某事;忙于某事;忙于;忙于做某事
- be busy with detail 忙于對付
- be busy with research work 專心于研究工作 返回 be busy with