另两个为胸腺嘧啶和胞嘧啶, 即称为嘧啶的单环结构.The other two, thymine and cytosine, are single ring structures called pyrimidines.直到不久以前,人们对胸腺的功能尚不明了.The function of the thymus was unknown until relatively recently.动物的免疫系统由两个主要部分组成,即胸腺和骨髓系统.I...
Identification of a Rice cDNA Encoding the Acyl CoA binding Protein ( ACBP )一种水稻酰基辅酶A结合蛋白cDNA的鉴定 ( 英文 )This activator is acyl amine - the hafnium activator that ether is a foundation.该催化剂为酰胺 - 醚为基础的铪催化剂.Microbial transgl...
It's my karma always to fall in love with brunettes.我爱上的总是深褐色头发、浅黑色皮肤的白种女子,这是我的缘分.Not particularly. I like brunettes better.不是特别喜欢. 我更喜欢浅黑头发和皮肤的女郎.The most beautiful women in the world have one thing in common – the...
他急匆匆前往硬石小馆去吃午餐。He dashed off to lunch at the Hard Rock Cafe.小溪在硬石中侵蚀成一条水道.The stream eroded a channel in the solid rock.圆顶金光灿灿, 不再是由硬石构成, 而是火与光的结晶.The dome was radiant, formed no longer of solid stone, but of light and s...