n.服务费

Here is your bill. We've added on the five per centservice charge.
这是你的帐单。我们已把百分之五的手续费加进去了。

A 10%service charge is added on to the bill.
帐单上包括了百分之十的服务费。

Here's your bill, sir.I've added on the ten per centservice charge.
先生，这是你的账单，10%的服务费已算在里面了。