In order to protect trees, we should not cut down trees for throwaway chopsticks.

为了保护树木, 我们不应该再为了制作一次性筷子而砍倒树木.

Furthermore, we must save with the paper, does not use the throwaway chopsticks and the cup.

再者, 我们还要节约用纸, 不用一次性筷子和杯子.