I think Darwin would have been pleased. But not surprised.

我想，达尔文会为之高兴，但并不感到意外。

youdao

Faced with a barrage of questions and criticism, the young girl says she "was totally and utterly stressed", but not surprised.

面对一片质疑和批评声，这位年轻女孩表示自己“倍感压力”，但并不意外。

youdao

He whistled, surprised but not shocked.

他吹了声口哨，有些惊讶，但并不震惊。

《柯林斯英汉双解大词典》

Rick Aggeler says he is happy but not surprised by the results of the Music Clubhouse at the Blue Hill Boys and Girls Club.

VOA: special.2010.11.04

"I was disappointed but not surprised.

VOA: standard.2010.03.23

But he was surprised that he had not been afraid to go.

VOA: special.2009.04.11

Speaking outside court, she said the family was "very disappointed but not surprised" by the verdicts.

BBC: McCartney sisters in justice vow

Disappointed but not surprised, I moved onto the meat of the matter: the recipe itself.

NPR: Mussels Made Easy

You could say his general tone came under the heading of "disappointed, but not surprised".

BBC: UK GDP: Questions for Mr Osborne in Davos