有人能想出一种不会破坏生态环境而又能够赶跑蜘蛛的办法吗？Can anyone suggest a method of deterring spiders which is ecologically sound?那蜘蛛的黑色身子有如天鹅绒般光滑.The spider has a velvety black body.科学家们对织网型蜘蛛的兴趣在于构成蛛网的丝线.What interests scientists about web - w...
诗人动人地表达了失去天真的感觉.The poet eloquently expresses the sense of lost innocence.苦恼憔悴的女士委婉动人地唱了一首俚语混成曲.The anguish languishing lady sang a slang m é lange plangently.她一屁股坐在她的桶旁, 重新柔声细气、哀婉动人地叫起来.She sank down beside her bucket o...
The polysaccharide moiety of glucose oxidase contains N - acetylglucosamine and mannose.葡萄糖氧化酶的多醣构造中,含有N - 乙醯胺基葡萄糖及甘露糖.Objective : To study the role of panax polysaccharide in compound fluorouracil lipid.目的: 探讨人参多糖在复方氟脲嘧...