The matter of the body is continually changing by process of nutriment and wastage.肉体的物质通过营养与消耗的过程不断变化着.It is ridiculous to judge a foreign culture only by its nutriment.仅仅根据唯一全国的饮食来评价该全国的文学是荒唐可笑的.Physical and chemical i...
We reached a beautiful grotto, whose entrance was almost hiden by the vine.我们到达了一个美丽的洞穴,洞的进口几乎被藤蔓遮掩著。Water trickles through an underground grotto.水沿着地下岩洞流淌。The obliteration of the grotto was not only possible, but relati...
Uses: as the raw material of manufacturing europium oxide.用途: 用作氧化铕的原料.Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution.摘要在水溶液中合成了铕和试的四元羧酸稀土配合物.The comple...