"This is a painful task," said he.

有时候工作真是苦差事。

youdao

Unfortunately, most of these methods are not documented, making it a painful task to test each method to check the impact it has on the user interface.

不幸的是，大部分的这些方法都没有相应的文档，这使得测试每个方法以检查它对用户界面的影响这样的一项任务相当烦人。

youdao

So it wasn't that her focus was depleted, it was just that her focus for the math task was depleted and as a result, it took her a painful, frustrating hour to complete it.

并不是她不能集中精力，而是她无法集中精力练习数学题了，这一个小时对她来说是痛苦的，这令她感到挫败。

youdao