alkali sensitive碱灵敏的; 碱敏感的The alkali halides can be grown into large crystals of excellent transparency.硷金属卤化物能生长成具有优良透明性的大晶体.available alkali有效碱Outstanding alkali resistance, can be used in post - mercerized cotton soli...
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...
Wealthy owners of large gardens put up hothouses.大果园的富翁建立了温室.Through the fence one could see flower beds, hothouses filled with exotic plants.透过篱笆,人们可以看到花坛 、 长满异国植物的暖房.We concentrated our work force on setting up the hot...
外地人在这个城里很难交朋友.It's hard for a stranger to make friends in this town.当地人敌视外地人.The local people are hostile to outsiders.“你不太了解我们这个镇，是吗？”——“是的，我是外地人。”"You don't know much about our town, do you?"—"No, I'm a ...