英语语法分析

Light grazing or over grazing lead to deteriorative succession of artificial sward.

轻度放牧或过度放牧都可以引起人工草地的退化演替。

This paper briefly analyzed the deteriorative reasons of the packaged food, medicine, etc.

简介了包装物品食品、药品变质的原因；

Senescence may be defined as the deteriorative events which precede the death of a mature cell.

衰老是成熟细胞死亡之前的败坏过程。