使用可持續的包包不只可以解決這個問題，當包包被丟棄的時候也因為其環保材

使用可持續的包包不只可以解決這個問題，當包包被丟棄的時候也因為其環保材質而不對環境造成傷害。

結果 (英文) 1:

Using sustainable bags not only solves this problem, but also causes no harm to the environment when the bags are discarded because of their environmentally friendly materials.

結果 (英文) 2:

The use of sustainable bags not only solves this problem, but also does not cause harm to the environment when discarded due to their environmentally friendly materials.

結果 (英文) 3:

Using sustainable bags can not only solve this problem, but also do no harm to the environment because of its environmentally friendly materials when the bags are discarded.