如果孕期服用沙立度胺可导致严重的先天性缺陷，这一药物只能通过生产它的药物公司的特殊程序获得。
Because thalidomide causes severe birth defects if taken during pregnancy, this drug can only be obtained through a special program run by the drug company that makes it.
介绍了五种计算健康预期寿命的方法：沙立文方法、递减法、增减状态生命表方法、观仿真法、属等级模型法，并对各种方法的优缺点作了述评。
This paper reviews five methods of calculating healthy life expectancy namely Sullivan method double-decrement method multistate life table method micro-simulation method grade of membership model.
来自欧洲航天局的宇航员维托里在国际空间站呆了八天，沙里波夫和焦立中则从去年10月起就呆在轨道实验室里了。
Vittori, a European space Agency astronaut, had spent eight days on the international space station, while Sharipov and Chiao had been on the orbiting lab since October.
应用推荐