Rainfall that washes pollutants out of the air during the monsoon ceases.

季风期间冲刷空气污染的降雨停止了。

In the six years that intervened, I saw them once.

【intervene】期间的六我见过他们次。

During REM sleep, those same parts of the brain are active.

在快速眼动睡眠期间，大脑同样的部分是活跃的。

The company produced the candy through air attacks during World War II.

该公司在第二次世界大战期间在空袭生产这种糖果。

This was a very, many, many years-long process and by the time the pandemic hit.

疫情期间，这过程我们经历了很多。

But during snowball earth, there was very little oxygen in the oceans.

但是在滚雪球地球期间，海洋的氧气非常少。

It manipulates food in the mouth during mastication and deglutition.

它在咀嚼和吞咽期间处理口腔的 。

For countries in the northern half of the world, the longest day of the year falls during Ramadan.

位于北半球的国家在斋月期间将迎来最长的天。

During pregnancy, a group of cells in the pituitary gland called lactotrophs start to increase in size and number.

怀孕期间，垂体的组细胞“泌乳细胞”的体积和数量都会相应增加。

The astronauts floated in space during their mission.

太空：宇航员在执行任务期间漂浮在太空。

While in Guangzhou, Hong overheard evangelical missionaries preaching the " good word" .

在广州期间，洪无意听到福音派传教士宣讲“好话”。

Governments are also learning from mistakes made during the coronavirus pandemic to improve treatment for illnesses that went neglected.

政府也在从新冠肺炎疫情期间所犯的错误学习，以改善被忽视的疾病的治疗。

The more dust or clouds in Earth's atmosphere during the eclipse, the redder the Moon will appear.

日期间地球大气的尘埃或云层越多， 月球就会显得越红。

There are just some of the kinds of inconsistencies that became ingrained in the English language during this period.

在此期间，英语根深蒂固的些不致之处。

The photograph shows six men and an American flag during a battle in World War II.

这张照片展示了第二次世界大战期间的场战斗的六个人和面美国国旗。

That is because many of them borrowed plentifully at low, fixed interest rates during the covid-19 pandemic.

这是因为在 covid-19 大流行期间，他们的许多人以低固定利率大量借贷。

During the open discussion period, a gentleman in the audience addressed a question to my two colleagues.

在公开讨论期间，听众的位先生向我的两位同事提出了个问题。

While I was waiting, I overheard a tourist complaining about the long lines and the slow service.

在等待期间，我无意听到位游客抱怨排长队和缓慢的服务。

The percentage is even higher among people who work in management positions as well as students around exam time.

在管理职位的人员以及考试期间的学生，这比例甚至更高。

But, during the Late Ordovician, a second suborder of sea scorpion emerges in the fossil record — the Eurytperina.

但是，在晚奥陶世期间，化石记录出现了海蝎的第二个亚目——Eurytperina。