使他懊恼的是，可用于这个项目的资金太少。

What frustrates him is that there's too little money to spend on the project.

《牛津词典》

使他非常懊恼的是，他在比赛中未能取胜。

Much to his chagrin, he did not win the game.

youdao

使他极为懊恼的是，这次赛跑他没有获胜。

Much to his chagrin, he did not win the race.

youdao

听说她抱怨使我大为懊恼。

It chagrined me greatly to be told of her complaints.

youdao

玛丽丢了钱包很懊恼，但她丈夫的笑话使她又高兴起来。

Mary was sad at losing her purse, but her husband's joke cheered her up.

youdao

第二天就都说出来了，使我懊恼之至；

Next day it all came out, sadly to my chagrin;

youdao

第二天就都说出来了，使我懊恼之至；

Next day it all came out, sadly to my chagrin;

youdao