HSK 4
环保
huánbǎo名形
environmental protection; environmentally friendly; abbr. for 环境保护
我们购物时要使用环保袋。
Wǒ men gòu wù shí yào shǐ yòng huán bǎo dài.
We should use eco-friendly bags when shopping.
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New in the HSK 3.0 word list at level 4.