蜂蜜基本上是水、两种糖、几种维生素和酶的混合物。Honey is basically a compound of water, two types of sugar, vitamins and enzymes.据认为这种变化是由于酶的变性作用造成的.This change is considered to be due to denaturation of the enzyme.除去诱导物就会立即终止酶的合成.Removal of th...
The division of Europe into warring blocs produces ever - increasing centrifugal stress.把欧洲分为作战集团产生了越来越大的离心效果.The custom traces to the time of the Warring States.这个风俗可上溯到战国时代.She would willingly forgo a birthday treat if...