Definition
An exclamation used to express surprise or astonishment.
（表示惊讶）真想不到！
Fancy meeting you in this place!
真没想到会在这里遇到你！
Guess what? I got promoted! Fancy that! That's amazing!
你猜怎么着？我升职了！真没想到！太棒了！
I heard they decided to move abroad. Fancy! That's unbelievable!
我听说他们决定搬到国外。真没想到！真是难以置信！