英语语法分析

The rate at which hair grows can be agonizingly slow.

头发生长的速度可以慢得令人苦恼。

《柯林斯英汉双解大词典》

They were, at least, agonizingly aware of the easy money in the vicinity.

他们最起码都揪心地意识到，近在眼前就有唾手可得的钱。

The tortoise crept along at an agonizingly slow speed.

那只乌龟以让人难受的慢速度爬行着。