What they want boils down to just one thing. It is land.他们说穿了就是想要一样东西，那就是土地。Such boils tend to recrudesce.这种疖子往往会复发.For erysipelas Anthony's fire , acute cholecystitis, boils and other acute inflammatory swelling.对丹...
Cook the sauce over a low heat until it boils and thickens.以小火加热酱汁至其沸腾变浓。He boils down red wine and uses what's left.他把红酒熬稠后再用。What they want boils down to just one thing. It is land.他们说穿了就是想要一样东西，那就是土地。...
He never rides first class except on the short hauls.他除了短途旅行之外从不坐头等车.We went on long bicycle rides together...我们一起骑自行车长途旅行。Heigh, heigh! The devil rides upon a fiddlestick. What's the matter?嗨嗨! 真是新鲜事儿. 究竟怎么回事?She r...
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...