塑料和其他类似垃圾不容易分解。
It is not easy to break down plastics and other similar rubbish.
塑料和其他类似垃圾不容易分解。
口香糖里的主要成分是碳水化合物、油类和醇类。与其他食物一样，仅仅是这些分子的话，它们很容易分解。
Most of the molecules in gum are carbohydrates, oils and alcohols. As with any other food, on their own these molecules are easily broken down.
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