"no wonder" in Chinese (Simplified)
难怪
Definition
用于表示因为某些原因，某事并不令人意外。表示你明白为什么会发生这样的事。
Usage Notes (Chinese (Simplified))
常用于口语和非正式场合，通常放在句首。表达理解或同情，而不是强烈情感。也可以带有讽刺意味。
Examples
No wonder you're tired; you worked all night.
**难怪**你累了，你工作了一整夜。
It's raining hard. No wonder the streets are empty.
雨下得很大，**难怪**街上没人。
He forgot his umbrella. No wonder he got wet.
他忘了带伞，**难怪**被淋湿了。
You didn't eat breakfast? No wonder you're hungry already.
你没吃早饭？**难怪**你已经饿了。
She looks so happy these days. No wonder—she just got a new job!
她最近很开心。**难怪**——她刚找到新工作！
He studies all the time. No wonder his grades are so good.
他一直在学习，**难怪**成绩这么好。