Pleasure is not a dirty word.

出自-2015年12月阅读原文

But children are frequently discouraged from involvement with natural spaces, for health and safety reasons, for fear that they might get dirty or that they might cause damage.

出自-2010年12月阅读原文

Her household bills piled up, along with the dishes and dirty laundry, but it took near-constant complaints from her four daughters before she realized she had a problem.

出自-2010年6月阅读原文

It used to be dirty and disorderly.

出自-2013年6月听力原文

"Pleasure" is not a dirty word.

2015年12月四级真题（第一套）阅读 Section B

It depends on just how many bacteria can make it from floor to food in a few seconds and just how dirty the floor is.

2018年12月四级真题（第三套）阅读 Section B

pigeons are often seen as dirty birds and an urban nuisance but they are just the latest in a long line of animals that have been found to have abilities to help humans.

2017年12月四级真题（第一套）阅读 Section A

Banks can save a lot of money and avoid headaches by moving to a cash-free system, and they can also avoid bank robberies, theft, and dirty money.

2017年6月六级真题（第二套）听力 Section C

And their minds are bright despite their dirty hands and clothes.

2016年高考英语天津卷 阅读理解 阅读B 原文

They usually have dirty hands and wear dirty work clothes.

2016年高考英语天津卷 阅读理解 阅读B 原文

Among other weaknesses, the measures cities must employ when left to tackle dirty air on their own are politically contentious, and therefore vulnerable.

2020年考研真题（英语二）阅读理解 Section Ⅱ

The Boyle Family, on the other hand, stand for its dirty, urban aspect.

2014年考研真题（英语二）阅读理解 Section Ⅱ

There are fundamental public health problems, like dirty hands instead of a soap habit, that remain killers only because we can't figure out how to change people's habits.

2010年考研真题（英语二）阅读理解 Section Ⅱ