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...
小说在出版市场上占了很大的份额。Fiction takes up a large slice of the publishing market.该公司的市场份额持续不断地被波音公司和空中客车公司抢走。The company has steadily been losing market share to Boeing and Airbus.两大公司控制了72%的市场份额。The two big companies control 72%...
His impudence provoked her into slapping his face.他的粗暴让她气愤地给了他一耳光.Heelless slippers were slapping on the stones.无跟拖鞋在石头上啪啪作响.Thankfully the Government still hasn't discovered a way of slapping a tax on love, sunshin...
Why are Geography, Drama, Art and English in the ascendant?为什么地理、戏剧、艺术和英语逐渐受宠？Geography was my weak subject.地理是我的弱项。I still haven't done my geography homework.我还没做完地理科家庭作业呢。...