no kidding

US /noʊ ˈkɪd.ɪŋ/
UK /noʊ ˈkɪd.ɪŋ/
"no kidding" picture
1.

不开玩笑, 真的

used to emphasize that what one is saying is true or to express surprise or agreement

:
I saw a UFO last night. No kidding!
我昨晚看到了UFO。不开玩笑
He actually finished the entire marathon. No kidding!
他真的跑完了整个马拉松。不开玩笑