Turns out the Cremonese violins were made from trees that grew during a Little Ice Age, a period when temperatures across Europe were significantly lower than normal.

事实是，克雷蒙小提琴由生长在小冰河时期的树木制成，当时整个欧洲的气温明显低于正常水平。

youdao

Of course, booms aren't always followed by busts—we've certainly seen times when local economies expanded rapidly for a while and then went back to a normal pace of growth.

当然，行业繁荣并不总是以破产告终——地方经济在一段时间内迅速扩张，然后又回到正常增长速度的情况我们已经见过很多次了。

youdao

youdao

Rather, just about any normal child, even when not exposed to a full-fledged language, can create a language.

甚至,任何一个普通的小孩,即使并未接触过成熟的语言环境,也可以创造语言

耶鲁公开课 - 心理学导论课程节选

Fortunately, there were occasions when I enjoyed a normal day when I played catch with my sons and helped my daughters with their homework.

FORBES: Starting a Business Requires Sacrifice

Others complained to BBC News Online that they spent more than half an hour in a queue for the technical help line of the Genie Wap service - a premium rate call costing 50p a minute when accessed on a normal telephone landline.

BBC: BT in Wap phone trouble

When his train reached a normal section of track, it suddenly appeared on screens across the system, as if from nowhere, and a dispatcher saw what was about to happen.

NEWYORKER: Boss Rail