镇静些。
Calm down. *对精神上处于不安定状态的人说的话。
Excuse me. I'm lost. (对不起，我迷路了。)
Calm down. Where are you going? (别着急，你去哪儿?)
Oh my God! Oh, no! What am I going to do!? (哦，天哪!哦，不!我该怎么办呀!?)
Just calm down. (镇静些!)
Cool down.
别紧张。
Take it easy.
Take it easy. Don't work so hard. (别拼命了!别干得那么辛苦。)
I can't take it easy. This is due in the morning. (不拼命不行，今天上午得全部干完。)
Don't over do it. (别干得太多!)
Don't overextend yourself.
何必当真了呢。
Don't get so uptight. *用uptight来表示“紧张的”、“焦急的”、“在意的”状态。
What? You mean I'm too short? (什么?你是说我太矮了?)
Don't get so uptight. (别当真。)
Don't get so worked up.
放松点儿。
Don't be so stiff.
Loosen up. (随便点儿!)
放松点儿。
Kick back! *“悠闲自得地”、“放松地”、“舒适地”。含有不紧张，精神上放松的语感。
Kick back, make yourself at home. (请随便些，像在自己家里一样。)
Thanks. (谢谢。)
Just relax!
Take it easy!
Just hang loose! *比较旧的说法。
不用着急。
Take your time. *向对方表示不必着急的表达方式。
A) I'm sorry, I'm going to be a little late. (对不起，我稍微晚一点儿。)
B) That's okay. Take your time. (没关系，不用着急。)*打电话时的对话。A对B说要比约定的时间晚到一会儿。
别急。
There's no need to rush.
Wait! I need to go to the bathroom. (等等!我得去个厕所。)
There's no need to rush. (别急。)
You don't need to hurry.
No rush.
No hurry.
Don't rush on my account. (不用为我着急。)