怎么了

zěn me le

variant of 怎麼了|怎么了[zen3 me5 le5]

What's up?; What's going on?; What happened?

zěn

how

me

suffix, used to form interrogative 什麼|什么[shen2 me5], what?, indefinite 這麼|这么[zhe4 me5] thus, etc

le

(completed action marker)