adj. 疼痛的；引起疼痛的；令人痛苦（难受）的，困难的；<非正式>令人难堪的
[
比较级
painfuller或more painful
最高级
painfullest或most painful
]
1.He is seized with a painful sickness.
他得了一种痛苦的疾病。
2.There are valid reasons boredom may feel so painful.
有充分的理由证明无聊会让人感到如此痛苦。
3.It was an effort which was to have painful repercussions.
那是一个将产生沉痛后果的尝试。
4.Economic reform will continue to be painful and ineffective.
经济改革将仍是痛苦和不见效的。
5.She has just disentangled herself from a painful relationship.
她刚刚摆脱一段痛苦的感情。
6.She stumbled and gave her ankle a painful wrench.
她绊了一跤，把脚踝崴得很痛。
7.It's a play – painful, funny, and powerfully acted.
这是一出戏–令人痛苦而又逗人发笑，演得很有感染力。
8.It is a painful experience having the boil lanced.
将疖子切开是个痛苦的经历。