他的电话一定是关机了。

His phone must be switched off.

《牛津词典》

他的电话响了好多天。

For many days his telephone did not stop ringing.

youdao

他的电话又一次响起。

His phone rings again.

youdao

There is a detail here of course that Zooey, in making a second attempt to converse with Franny about this, impersonates his brother, Buddy, on the phone.

这个细节，左伊当然是在，尝试第二次和弗兰尼谈论这个，在电话里模仿他的哥哥，巴蒂。

耶鲁公开课 - 1945年后的美国小说课程节选

But you know when he's out of town, he doesn't call at all.

但是你知道，就连平时他出城的时候，都不会打个电话。

I'm worried 课堂 - SpeakingMax英语口语达人

And what's interesting about it, and what indicates its importance to Buddy, is that Bessie gets on about him getting a phone ; where he's teaching in upstate New York; he's teaching writing as a visiting writer at a college in upstate New York. And Bessie, his mother, keeps saying, "Well, why won't you get a phone, Buddy?

有意思的是，这对巴蒂很重要，因为，贝西给他打了一个电话,在他在纽约北部教书的地方;,他教写作，作为访问学者在,纽约北部的一所大学里，贝西，他的妈妈，说，好了，为什么你不接电话？

耶鲁公开课 - 1945年后的美国小说课程节选