英语语法分析

We are not respected by anyone because we are sweepers.

没有人尊重我们，因为，我们是扫街的。

The cache expiration, and also the sweepers, work in an identical way.

缓存到期失效以及清理器的工作方式也应该相同。

The sanitation officers are worrying about aggravating the sweepers' burden.

环卫部门则担心，这一措施会加重清洁工负担。