城市污水处理率的英文怎么说

城市污水处理率的英文：
treatment rate of domestic sewage

sleep treatment
睡眠治疗法

preferential treatment.
优先的待遇

cadmium treatment is likely to be integrated with other treatment schemes
镉的处理可能与其它处理电路结合起来。

cumulative rating
累积收听率

These bonds have an AAA rating.
这些债券的信用度是3A级的。

To rate too low;underestimate.
低估对…估价太低；低估

A servant, especially a domestic servant.
佣人仆人，尤指家仆

The pig is a domestic animal.
猪是一种家畜。

It was a scene of such domestic bliss.
这是一派天伦之乐的场景。