例1：Everywhere people were going
about
their daily business.
（⽆论哪⾥⼈们都在
忙着
⼲⽇常⼯作。）
例2：And while you’re
about
it, we can discuss it now.
（既然你现在正在
忙
这件事，那我们现在就聊聊这件事吧。）