Biodegradability
生物可降解性
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
A little body often harbours a great soul.
莫道身躯小，伟人寓其间。
We had lost the path and had no hope of finding it again.
我们找不到那条小路，而且也没有希望再找到它了。