Biodegradability
生物可降解性
🗣️ 情景例句
It all happened so quickly!
这一切发生得太快了！
Health and cheerfulness mutually beget each other.
健康愉快，相生相成。
Why does the idea of progress loom so large in the modern world? Surely progress of a particular kind is actually taking place around us and is becoming more and more manifest.
为什么进步这个概念在现代世界显得如此突出？无疑是因为有一种特殊的进步实际上正在我们周围发生，而且变得越来越明显。