chlorophyll造句
Chlorophyll is produced by the action of light on the plants'leaves.
光对植物的叶子发生作用从而产生叶绿素.
The disease causes varying degrees of destruction of the
chlorophyll.
这一病害使叶绿素遭到不同程度的破坏.
The structure of the
chlorophyll molecule is known . It consists ofporphyrin.
叶绿素的分子结构已经搞清, 它是由卟啉组成的.