Decaffeinated coffee still contains some stimulants and other nasties linked with cancer.脱咖啡因的咖啡仍含一些刺激物和其他可能致癌的有害物质。Coffee and tea are mild stimulants.咖啡和茶是轻度兴奋剂。At lower concentrations they may even be stimulants of cel...
Her specialty is biochemistry.她的专业是生物化学.There are two main types of uses of radioactive isotopes in biochemistry.在生物化学中,放射性同位素主要有两方面的应用.She studies biochemistry, or the science of life.她学生物化学, 也就是生命科学....