Throughout your pregnancy, but especially toward the end, you may wake up often at night to go to the bathroom.

在怀孕期间，尤其是怀孕后期，你可能要常常半夜起来上厕所。

youdao

If headaches only occur at night, lack of fresh air and oxygen is often the cause.

如果头痛只发生在晚上，缺少新鲜空气和氧气常常是其原因。

《柯林斯英汉双解大词典》

Owls often fly out at night. They can catch mice.

猫头鹰通常在晚上飞到外面觅食。它们会抓老鼠。

youdao

Often she will chicken out - she will not go out alone at night.

VOA: special.2010.06.13

And so very often I would find myself with gigabytes worth of data, at night I needed to analyze this data and look for this patterns and frankly the reality was sometimes I could spend 10-15 minutes whipping up a little script, a little program that unfortunately would take eight hours or more to run.

我经常会发现十亿字节的数据,晚上我就需要分析这些数据并,找出模型，坦白说，有时,我会花10-15分钟来编写一个小脚本，一个小程序,但不幸的是，运行它可能需要8个小时或更多时间。

哈佛公开课 - 计算机科学课程节选

Police in small towns often let him sleep in the town jail at night.

VOA: special.2009.01.14

He would glide in the mountains above Zermatt, often alone and often at night, forbidden even to switch on a torch.

ECONOMIST: Obituary

However, the pirates move extremely quickly and often at night and so it is often too late before the crew has realised what has happened.

BBC: Q&A: Somali piracy

It is hardly surprising that some plastic surgeons ask themselves why they should spend hours repairing a smashed face or grafting a severe burn (often at night or weekends) when they can enjoy many times the fee doing a facelift during normal working hours for a patient who appreciates and values it.

ECONOMIST: Letters | The