服用避孕药是最有效的避孕方法。The pill is the most efficient method of birth control.法律允许医生给16岁以下未成年人开避孕药。The law allows doctors to prescribe contraception to the under 16s.她吃口服避孕药已有3年。She had been on the pill for three years....
静脉注射了镇静剂后病人安然入睡。The patient is sedated with intravenous use of sedative drugs.那些歌声搅得我无法入睡。I can't get to sleep with all that singing.那一夜我无法入睡，我太激动了。I wasn't able to sleep that night, I was so keyed up....
Those who are overweight or indulge in high-salt diets are candidates for hypertension.体重偏高或口味偏咸者易患高血压。Hypertension has been reported with widely varying incidence in embryonal nephroma.据报导,高血压伴有胚胎性肾瘤的发病率变动极大.During mult...