toothache英 [ˈtu:θeɪk] 美 [ˈtuθˌek] n.牙痛，牙疼词汇难度：高考复数： toothaches例句：His face swelled up with the toothache. My tooth is paining.; I have a toothache.; My tooth aches. Don't just try to put up with your toothache. Go and see the dentist. Her bad temper is easily accountable, she has had a toothache all day.
阵痛[zhèn tòng]例句与用法阵痛突发的尖锐的痉挛痛A sudden sharp spasm of pain.从地里回来时，她突然一阵阵痛，不由得蹲了下去。On her way back from the fields, she suddenly doubled over with labour pains.
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