chemists是什么意思?

chemists是什么意思? association of official analytical chemists是什么意思 DEVELOPMENT CHEMISTS chemists什么意思 ANALYTICAL DEVELOPMENT CHEMISTS如何翻译 the chemist's 和the chemists'的区别You can go to __around the corner of St.John Street and Fifth Street to buy some aspirins.A the chemistsB chemists C the chemist'sD the chemists' I went to the____to buy some medicine for my cough.A.chemist B.chemists C.chemist's D.chemists'选哪个为什么? He has two sons,both of whom work as chemists.这里的as做什么成分? We must keep away from some___,for they will do harm to our health.chemistry chemists chemical chemicals All science students,be they future physicists or chemists,should have a good foundation ．为什么要用be they? All science students,______,should have a good foundation in basic sciences.a.whether they are future physicists and chemists b.they are future physicists or chemists c.they should be future physicists or chemists d.be they future physicists or chemi He has two sons,__________ work as chemists.A.two of whom B.both of whom C.both of whoD.all of whomC为什么不可以选择 英文 i went to the __to buy some medicine for my cough.选项A.chemist 选B.chemists 选项C.chemist's选项Dchemists' 请问为什么D呢 Chemists are usually the best people to read the dorctor's notes.But sometimes the doctors write so badly that even chemists can't make out what was written.One day a lady wrote to a doctor,inviting him to have dinner with her family.A few days later 英语翻译Unlike chemists and physicists,who usually do their experiments using machines,biologists and medical researchers have to use living things like rats.But there are three Nobel prize-winning scientists who actually chose to experiment on t 英语翻译Following the eighteenth-century nomenclature of Stephen Hales,chemists referred io this as the problem of fixation of nitrogen.The rise of the Nobel explosives industry based upon nitroglycerine and dynamite was also to increase demand f 英语翻译A heavy gypsy with an untamed beard and sparrow hands,whointroduced himself as Melquíades,put on a bold publicdemonstration of what he himself called the eighth wonder of thelearned al-chemists of Macedonia. whom在定语从句中可以做主语吗He has two sons,__________ work as chemists.A.two of whom B.both of whom C.both of which D.all of whom