Cytidine ( cytosine nucleoside ) A NUCLEOSIDE formed when cytosine is linked to Dribose via a � � - glycosidic bond.胞嘧 啶 核苷:当胞嘧啶通过β - 糖苷键与D- 核糖接合形成的核苷.The DNA base composition is 32.6 - 33.1 mol % guanine plus cytosine.D...
The other two, thymine and cytosine, are single ring structures called pyrimidines.另两个为胸腺嘧啶和胞嘧啶, 即称为嘧啶的单环结构.There are just four kinds: adenine, thymine, guanine and cytosine.只有4种: 腺嘌呤 、 胸腺嘧啶 、 鸟嘌呤和胞核嘧啶.The DNA base compo...
晚年的时候，对宗教的狂热让他丧失心智。In his latter years religious mania clouded his mind.大教堂的宏大规模使人时刻领略到宗教的威严。The sheer size of the cathedral is a constant reminder of the power of religion.她反对有组织宗教的仪规。She objects to the ritual of organi...
Apollos and Venuses and the Winged Victory of Samothrace are friends of my finger tips.阿波罗、维纳斯和有翅膀的萨摩丝雷斯胜利女神是我的手指尖的朋友.I have planted, Apollos watered ; but God gave the increase.我栽种了, 亚波罗浇灌了.惟有神叫他生长.I planted, Apollos wa...
At necropsy the respiratory system is severely affected.剖检可见呼吸系统有严重感染.In the interest of controlling anthrax, complete necropsy of animals is strongly discouraged.为了控制炭粗疽病, 对尸体的完全剖检是严格禁止的.Sterile cotton - tipped applicat...
Evans had rheumatic fever, missed school and fell behind.伊万斯得了风湿热，没去上课，功课也落下了。He spent three months in the hospital with acute rheumatic arthritis.他患急性风湿性关节炎,在医院住了三个月.She had been up the whole night with rheumatic aches....
He offered the binoculars to Mr Tompkins, who took them and scanned the heavens.他把望远镜给汤普金斯, 汤普金斯拿起望远镜开始查看天空.You friend Jack Turner seems to have a crush on Susan Tompkins.你的朋友杰克·特纳好像迷恋上了苏珊·汤普金斯.In the exertion Tompkins&#...