She says these activities at bedtime can get kids all excited and make it hard for them to calm down and sleep.

她说，这些睡前活动会让孩子们兴奋不已，让他们很难平静下来睡觉。

youdao

I told him to calm down and be quiet, he totally ignored my order.

我叫狗安静下来，它却完全无视我的命令。

youdao

This is because when you breathe deeply it sends a message to your brain to calm down and relax.

这是因为在你深呼吸的时候，这给你大脑发出的是一条镇定、放松的信息。

youdao

"Our concern,clearly, was that tensions were heating up and that they need to calm down, and that indeed these tensions were diverting the government of Pakistan away from its principle enemies - al-Qaida and the Taliban,".

VOA: standard.2009.03.16

''China needs to calm down and accept a state of long-term coldness and even tension and volatility.

BBC: Shinzo Abe (November 2012)

Operator: Michael, I need you to calm down and give you some advice.

BBC: Transcript of 999 Derby fire call

To battle this dark hopelessness, I started Chinese calligraphy and taichi lessons to calm down and maintain some social contact.

FORBES: Against All Stereotypes: Stress, Depression, Recovery, and Then?