We are cousins.我们是表亲。Whereas West Germans drink wine, their Eastern cousins prefer Schnapps...西德人喝葡萄酒，而他们东德的兄弟姐妹则喜欢喝杜松子酒。The cousins tolerated each other, but did not really get on well together.这对表亲互相容忍，但是相处得并不真正融洽。She ...
Volunteers have identified amazingly subtle features in the aerogel collectors.志愿者识别出了气凝胶中令人惊异的细微结构.Q. Why was aerogel used on Stardust?问: 为什么“星辰”要使用气凝胶 呢 ?Next, find the surface of the aerogel.然后, 搜寻气凝胶的表面....
妈妈,我们谈话时你不必陪着.Mommy, you don't need to stay while we talk.他谈话时，一架军用喷气式飞机在镇子上空呼啸而过。As he talked, an airforce jet screamed over the town.创作这本书的想法来源于跟菲莉帕·布鲁斯特的谈话。The idea for this book grew out of conversations with Ph...
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...
Softer fabrics are much more becoming than stiffer ones.软面料要比硬面料合身得多。She swathed her enormous body in thin black fabrics.她用薄薄的黑色织物裹住了自己硕大的身躯。She produces elegant wedding gowns in a variety of sumptuous fabrics.她用各种华贵的布料制...