of service

vt. 有用(有帮助)

例句与用法：

The Post Office aims to improve its quality of service.

邮局锐意改善服务质量。

I am happy to be of service.

我很愿意提供帮助。

Size of pension depends on length of service with the company.

养老金的多少取决於为公司服务年限的长短。

Complaints about standards of service should be addressed to the proprietor.

对服务态度有意见者可向老板投诉。

The quality of service in this restaurant has improved a lot.

这个饭店的服务质量已经有了很大改善。

After forty years of service, Tom was suddenly let out.

汤姆服务了40年，突然被解雇。

If I can be of service, do not hesitate to call on me.

有用得着我的地方，尽管来找我。

详细释义：

有帮助的

Can I be of service to you?

我能帮你什么忙吗?