Teething can be painful and make your baby irritable.

出牙可能会很痛苦，会使婴儿烦躁易怒。

《柯林斯英汉双解大词典》

Economic reform will continue to be painful and ineffective.

经济改革将仍是痛苦和不见效的。

《柯林斯英汉双解大词典》

Adjustment to their changing role and position in society can be painful for some old people.

对有些老年人适应他们在社会中不断变化的角色和地位可能是痛苦的。

《柯林斯英汉双解大词典》

But while broken bones can be painful, they are generally not life-threatening.

VOA: special.2009.02.04

These are difficult lines physically to read, and they may very well be the most painful lines in the entire poem from an emotional perspective.

从情感的角度看待整首诗，这几行比较难懂,读起来也比较费力。

耶鲁公开课 - 弥尔顿课程节选

OK. Now, fortunately we're not going to start with Turing's six primitives, this would be really painful programming, because they're down at the level of, "take this value and write it onto this tape."

好了，现在，幸好我们能开始讲述,图灵的六个基本类型了，这会是非常痛苦的编程，因为它们只在这个阶段上，“拿到这个结果并写在这一卷磁盘上“

麻省理工公开课 - 计算机科学及编程导论课程节选

Like an awkward teenager, however, Facebook is finding that growing up can be painful.

BBC: Facebook grows up

The city can come through it but it will be painful and it will be different.

BBC: Sheffield City Council to axe 'hundreds of jobs'

"She faces a death which she believes will be painful, humiliating and distressing, " he said.

BBC: Marie Fleming and Tom Curran