I was still feeling a bit under the weather.我仍觉得身体有些不舒服。I feel a bit under the weather today.今天身体有点不受用.You've been under the weather for some days now; why don't you see a doctor?你身体不适已有几天, 为什么不去看医生?...
The students'learning materials should be implemented with some extracurricular books.我们应为学生的教材补入一些课外读物.If you join the extracurricular activities , you can make many new friends.无论何时你说谎,都会对你的名誉造成损失.The money he mad...
Use a reliable method of contraception.采用安全的避孕方法。She is known to have liberal views on divorce and contraception.众所周知,她在离婚与避孕方面思想很开明。to give advice about contraception就避孕方法提供咨询Contraception birth control by prevention of...
The infra - red spectra of quinones present a number of interesting features.醌类的红外光谱具有一些有趣的性质.Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Infra - red ...