be of service

基本解釋

But I found the elevator was out of service due to a blackout.
但是我發(fā)現(xiàn)電梯由于斷電不能工作。
There was still another chair in the detached alcove, but the straw was half gone from it, and it had but three legs, so that it was of service only when propped against the wall.
在那小暖房里，的確還有一張椅子，但是椅上的麥秸已經(jīng)脫了一半，并且只有三只腳，只是靠在墻上才能用。
Twitter, the popular microblogging site, was out of service much of the day Thursday as it worked to defend itself against a Web attack, but service appeared to have been restored by late evening.
這個廣受歡迎的微博客網(wǎng)站，在星期四的大部分時間里停止服務，它其實是在抵御一場網(wǎng)絡攻擊，但當天晚間服務得到了恢復。

Kathleen Foley was named to head Sloan Kettering's new Pain Service within the Department of Neurology in nineteen eighty-one.
Peter, as Lindsey Hughes has argued, was highly suspicious of any alternative to state service, especially the monastic way of life, which I've already said.
正如林賽·休斯所說的那樣,彼得對任何以其他方式服務國家的行為,都持懷疑態(tài)度,尤其是僧侶生活,這我在前面已經(jīng)提到過了
耶魯公開課 - 歐洲文明課程節(jié)選
I was present at the memorial service for a friend of mine who was died.
當時我出席,一位我過世的朋友的葬禮。
麻省理工公開課 - 電影哲學課程節(jié)選

If they had asked my opinion, I would have suggested they wait to fumigate the plane until it was out of service for the day.
FORBES: The Death of Common Sense