In the European, food waste may stay in the colon for as long as two weeks.在欧洲食物废渣在人体结肠内的停留时间会长达两周

as long as:和 ... 一样长

The river is as long as that one.

这条河和那条河一样长。

This line is four times as long as that one.

这条线是那条线的四倍长。

food waste:食物残渣

It offers a new way to manage food waste in the modern home.

它提供一种新的方法来处理现代家庭中的食物垃圾。

food passes much more quickly through the bowel than in urban whites.食物在肠内的传递速度比生活在城市的白人要快

much more:多得多

The cost was much more than they had bargained on.

花费的钱比他们预料的多得多。

He is much more experienced than before.

他比以前老练多了。

相关短语:

more than超过

I'll stay here not more than three days.

我将待在这里最多不超过三天。