adv.出差，因公...

on business的音标：on business的英式发音音标为：[ɔn 'biznis]on business的美式发音音标为：[ɑn 'bɪznɪs]...

I'm here on business.我到这儿来办公事。His Lordship is away on business.爵爷有事出去了。Has he gone to Paris on business or for pleasure?他到巴黎是办公事还是游玩去了?...