[医] 自来水;
例句:
They recommend you to boil the tap water before drinking it.
他们劝你将自来水烧开后再饮用.
Why does the tap water contain a smell of chlorine?
为何送到家里的食水有轻微的氯气味道?
How do you know she wouldn't know the difference if it was tap water?
你怎知若那是自来水她会不会知道?