El Salvador has earned the dubious distinction of having the worst soil erosion in continental America.萨尔瓦多因是美洲大陆土壤侵蚀最严重的地方而有了这份不光彩的名声。Soho was still a highly dubious area.索霍区仍然是个靠不住的地方。My parents were dubious about it a...
方法:椎间盘部分置换的植入物由聚合水凝胶 ( 乙烯醇 ) 组成,并且被做成棒状的形态.Methods . The implants for partial disc replacements were made of poly ( vinyl alcohol ) hydrogel and rod - shaped....
架子上堆满了装饰品。The shelves were chock-a-block with ornaments.我们布置好了装饰品和圣诞树，这才开始感受到圣诞节的气氛。We put up the decorations and the tree and started to feel Christmassy at last.这个房间布满了图画和其他漂亮的装饰品.The room was full of pictures and othe...