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be busy with sth.

  • 忙于某事：专注于做某事，没有空闲时间。

网络短语

  • be busy with sth
    于某事；忙于某事；忙于；忙于做某事
  • be busy with sth detail
    忙于某事
  • be very busy with sth
    忙于
  • occupied with sth be busy
    以…为基础