The valence atom of an alkali - metal atom has two states.碱金属原子的价原子具有两种能态.Such detergents do not yellow the wool as alkali tends to do.这种洗涤剂不会象碱那样使羊毛发黄.All the alkali metals have a single s - electron outside a closed sh...
Women in Indonesia have secured modern divorce laws that equalize the rights of husbands and wives...印度尼西亚妇女已经获得了现代离婚法的保护，享有和丈夫同等的权利。Here and there, husbands sit in wordless despair.丈夫们各处坐着，默默无言，绝望至极。Many of the women ha...