英语语法分析

The polymer that we use is actually the same type of polymer that's used in degradable sutures.

这里我们用的高分子实际上和用于可降解缝合线的高分子是同一种。

As is known, the use of plastic bags is a main source of pollution since the bags aren't degradable.

众所周知，塑料袋使用是一个主要的污染来源，因为塑料袋难以降解。

In practice, this means that all packaging produced should be either recyclable or degradable - and must be recoverable.

实际上，这意味着所有的包装应该是可循环利用的或可降解的——而且必须是可回收的。