当心;留心;慢走。Take care!是小心的意思，应该回答：Thank you。例句：Don't worry yourself about me, I can take care of myself你别担心我，我能照顾好自己。
Take care表示保重，慢走
Please take care表示您保重；您慢走
比如：Thanks for having your meal here. Please take care.
谢谢光临，您请慢走。
Take care you don't drink too much!
当心别喝得太多！
Take care not to let these goods be rained on!
当心别让这些货物被雨水淋湿了！
He's well able to take care of himself.
他完全能够自理。
I'll take care of that side of things.
事情的那方面由我来处理。
Take care, my love.
保重，我的爱人。