Biodegradation
生物降解
🗣️ 情景例句
Do you want-that-magazine?
你想要那本杂志吗？
I'll pretend like it's not ringing.
且当它闹钟没有响吧。
You are just putting on a little weight. I believe you'll get that off easily.
你只是稍微胖了些，很快就会恢复的。