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...
现在我们把大家带回电视播音室.We are now returning you to the studio.这个播音室正在安装音响设备用的电线.The studio is being wired for sound.现在转到我们在阿格拉的特别播音室,我的同事尼克·高英正在那里.Well let's go now to our special studio in Agra to join my colleague Nik Gow...
Seined Senator Kennedy's tome tumor is in the left prattle parietal lobe of the brain.肯尼迪议员的瘤在大脑左颅顶部.Last week doctors in Massachusetts announced that Seined Senator Tidy Ted Kennedy has brain cancer.上周,麻萨诸塞州的医生宣布特迪...