Come on,don't freak out!別慌啊
freak out極度興奮；瘋了；頹廢；嚇壞了；行為異常
We freaked out when we won the lottery.
中了獎券,我們興奮極了。
This ordinary quiet guy just freaked out and shot ten people.
這個平時溫和的家伙簡直發瘋了，開槍打死了十個人。

People get arrested for this,mitchell!We have to keep her calm.人們會因為這個被捕的 ， 要讓她保持平靜啊
get arrested被拘捕
Nobody ever got arrested for bending the law.
在沒有違法的情況下搞些小欺騙是不會被捕的。
My brother just got arrested for robbing store.
我的兄弟因為偷盜商店而被被捕了。

keep calm保持冷靜
You should keep calm even in face of danger.
即使面臨危險，你也應當保持鎮靜。
Tell him to keep calm and not to crowd the mourners.
叫他保持冷靜，不要操之過急。