光对植物的叶子发生作用从而产生叶绿素.Chlorophyll is produced by the action of light on the plants'leaves.这一病害使叶绿素遭到不同程度的破坏.The disease causes varying degrees of destruction of the chlorophyll.叶绿素的分子结构已经搞清, 它是由卟啉组成的.The structure of t...
I had to matriculate if I wanted to do a degree.如果我想攻读学位，必须先被录取入学。That's why so many -- 40 percent – matriculate part time.这就是为什么有40%的学生要半工半读.If let her when instructor, she is about to become a professor after, eve...
克鲁克一心想着罗宾，忽略了其他一切事情。In his preoccupation with Robyn, Crook had neglected everything.多年来我个人一直一心扑在这项事业上。I have personally been devoted to this cause for many years.他太严肃、太专注，一心扑在事业上。He's too serious and dedicated, wrap...