That's a rather grotty shirt you're wearing.

你穿的那件衬衫真是够邋遢的。

Its site, the encircled suburb of Windcrest, was slightly grotty, not least because of the huge dead mall right off the highway.

地点位于Windcrest这个被包围着的郊，不太好看，相当重要的原因是这座空无一人的大型商场正位于公路的出口处。

This sentence uses both " gritty" and " grotty" to describe a negative environment.

阴暗潮湿的小巷散发着陈酒和腐烂的气，让人明白这里绝对不是胆小之辈的去处。

And shout out to everybody in the hospitality industry and world, because grotty customers are a fact of life.

向所有餐饮业和世界各地的人士致敬，因为糟糕的顾客是生活中不可避免的事实。

At night she lap-dances at a club in Manhattan; by day she sleeps in a grotty pad in Brighton Beach.

晚上，她在曼哈顿的一个俱乐部里跳膝上舞；白天，她睡在布莱顿海滩的一个肮脏的小窝里。

In this case, when we shorten it, and English people say it's grotty, they mean it's unpleasant or of poor quality, right?

在这种情况下，当我们缩短这个词时，英国人说它很grotty，意思是它不令人愉快或质量很差，对吧？

But also, I'm afraid some of it is, you know, the drugs trade, it's a grotty old world, and you don't envy their lifestyle.

不过，恐怕其中一部分也涉及毒品交易，那是个肮脏的老行业，你不会羡慕他们的生活方式。