In theory I'm on call day and night.

理论上，我不分昼夜随叫随到。

《柯林斯英汉双解大词典》

We call it Father's Day.

我们叫它父亲节。

youdao

Grandad said it in a call on Christmas day.

外公在圣诞节那天的电话里说了这句话。

youdao

They also use the day to call attention to some of the major social, political and economic crises affecting women and girls.

VOA: special.2010.03.08

I had a napping for a very pushy phone call from a very pushy TFA recruiter on the deadline day-- I would not apply.

招聘到期日，固执的组织招募人员,打来电话，听电话时我差点睡着-,我本不会应聘。

哈佛公开课 - 幸福课课程节选

Anybody? Cold call somebody? Athletic day for you.

有没有人想回答一下,动动脑筋

耶鲁公开课 - 博弈论课程节选

He got about a call a day in the second half of 1999, he says.

FORBES: The $77 Million CFO

If Mr Iguchi failed to place his call that day, his bosses would have rumbled him.

ECONOMIST: Banking’s bad jokes | The

So, during the third loan modification, we received a call a day before our house goes to auction.

NPR: Freddie Mac Good For Business, Bad For Homeowners?