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》

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。

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The tortoise crept along at an agonizingly slow speed.

乌龟以极其缓慢的速度爬行着。

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But so far, the product is off to an agonizingly slow start.

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The socialists want to offer voters an alternative to the two conservative blocs, but movement to link up with sympathizers in other parties has been agonizingly slow.

CNN: The Communists come back

Over the past few years, Grove has applied his characteristic intensity and razor-sharp intellect to exploring why progress in finding treatments for neurological diseases, such as Parkinson's, has been agonizingly slow.

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