而且，我认为在未来5到10年间，我们可以从草和生物废弃物中获取燃料。

And I think in five to ten years, we can go to fuels made from grasses and biowaste.

youdao

所以它可以帮助我们理解，当你把生物废弃物一类的东西埋到地里之后发生的事。

So it could help us understand what happens when you bury something like bio waste in the ground.

youdao

卫生保健废弃物含有潜在有害的微生物，可能感染医院的患者、卫生保健工作者以及广大民众。

Health-care waste contains potentially harmful micro-organisms which can infect hospital patients, health-care workers and the general public.

youdao