今天教给大家的俚语是chill out/cool out，很常用，意思是冷静(to calm down)，放松(to relax)。
看下面例句：
I like to come home from work, have dinner, chill out for a little bit, and then go to bed.
下班后我喜欢回家吃晚餐，放松休息一下，然后上床睡觉。
Will you chill out?
沉住气好吗?(冷静好吗?)
Before we can debate this matter, you're all gonna have to chill out.
辩论之前，大家都要冷静。
He's been working very hard the past couple of months so i think he just needs to go on holiday and chill out for a bit.
他最近几个月工作一直很努力，因此我认为他需要去休假放松一下。