You never know how clean the toilet actually is.

你永远不知道厕所程度如何。

There are many reports of food contamination in India and a lack of cleanliness in food preparation.

” 有许多关于印度食品污染和食品制备不报道。

Ah, non. Absolument. And chefs don't do the cleaning anyway.

绝不 不管怎样 厨师是不做作。

And as world economies grow and populations rise, shipping's emissions are expected to soar, unless the industry charts a cleaner course.

随着世界经济和人口增长，如果运输行业不找一个方法，排放就注定会激增。

Devoutly religious Medieval Europe had some funny ideas about spirituality and who was too holy or not to wipe their own rear ends.

虔诚中世纪欧洲对灵性有一些有趣想法，谁太圣或不自己屁股。

Now, that's not a surprise since the majority of people who live in areas that do not meet clean air standards are Latinos and Black Americans.

现在，这并不奇怪，因为生活在不符合空气标准地区大多数人是拉丁美洲人和美国黑人。