Nuns are under vows of poverty, chastity and obedience.修女须立誓保持清贫 、 贞洁、顺从.Chastity before marriage is still demanded in some societies.有些社会仍要求婚前保持贞洁。He took a vow of chastity and celibacy.他发下守贞禁欲的誓言。There was a direct int...
New ways to treat arthritis may provide an alternative to painkillers.关节炎的新疗法可能是止痛药之外的另一种选择。Acetaminophen is the active ingredient in painkillers such as Tylenol.在止痛药如泰诺林对乙酰氨基酚是其活性成分.The doctor gave him some painkillers ...