英语翻译

题目

英语翻译
Since it is not metabolized by the body,it is excreted without any calories.
上句：The substance known as acesulfame potassium（安赛蜜） is heat stable and is used in a variety of foods,including baked products.
此句：Since acesulfame-K is not metabolized by the body,it is excreted without contributing any calories.
下句：Although highly sweet,acesulfame-K （安赛蜜的别称）does impact a bitter afteraste.
昨天发问的时候太累了，少写了一个contributing,很抱歉。

答案

Since it is not metabolized by the body,it is excreted without any calories.
因为它不被人体代谢,该食品直接被排出体外而没增加热量.