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...
And Pushkin grew up in a town just outside the city.普希金就在它附近的一座小镇上长大.Leonid Pushkin: Then I must die.普希金: 那么我必须死了.Flowers: mimosa in Pushkin square 1941.花: 在普希金广场,1941年含羞草....
接下来的几天里,孩子们又 “ 意外地 ” 遭遇了更多的问题.The groups'accidentally'came across more problems over the next few days.卫冕冠军广东队意外地以93∶104不敌天津队, 遭遇到小组赛首场败绩.Defending champion team accidentally by Team Tianjin, bitter experience ...
But many products are not widely available or still need honing.但是,许多产品并不普及,或者仍然需要磨练.Policing of business courses varies widely.对商业行为的监管差别很大。The project financing and constructing patterns of BOT have widely applying spa...
Coherence enjoys in nature the dichotomy between explicitness and implicitness , stability and dynamics, and and macrocosm.连贯呈现出显性与隐性、静态性与动态性 、 微观性与宏观性的二元性特征.Microcosmos and macrocosm boundary line where?微观世界和宏观世界界线在哪里?T...
Even to this day we don't know what happened for sure.即使到现在我们也不确定究竟发生了什么。You can't say for sure that it won't rain tomorrow.明天难保不下雨.The fighting was over for sure.战斗确实结束了....