The prepared regenerated rubber can replace natural or synthetic rubber.

制备的再生橡胶可代替天然橡胶或合成橡胶。

youdao

Milky colloid in which natural or synthetic rubber or plastic is suspended in water;

天然橡胶、合成橡胶或塑料悬浮在水中的乳状胶体；

youdao

However, the video explains' your body doesn't have an enzyme for the rubber polymers, regardless of whether they're natural or synthetic 'so the gum passes through to Phase three.

然而，视频解释说，“你的身体里没有能分解橡胶聚合物的酶类，不管是天然的还是合成的。”所以，口香糖来到了第三个阶段。

youdao

The plastination process involves replacing the natural body fluids with synthetic materials such as silicone rubber, epoxy resin or polyester.

BBC: NEWS | Health | Preserved body slice on display