处理公务时,他坚持所有往来都留痕,以免日后责任不清。Chǔlǐ gōngwù shí, tā jiānchí suǒyǒu wǎnglái dōu liúhén, yǐmiǎn rìhòu zérèn bù qīng.When handling official business, he insists that all correspondence leave a record, so responsibilities will be clear later.
他因为公务出差,下周才能回来。Tā yīnwèi gōngwù chūchāi, xià zhōu cái néng huílái.He is away on a business trip and will only be back next week.
这辆车只能用来办公务,不能带家人去玩。Zhè liàng chē zhǐ néng yòng lái bàn gōngwù, bù néng dài jiārén qù wán.This car may only be used for official business, not for taking the family out.