Biodegradation
生物降解
🗣️ 情景例句
Once the film stops showing, they won't even remember your name.
一旦你的电影停播了，你也就会很快被人忘记。
Sickness shows us what we are.
疾病使人亮出本来面目。
but where had it come from?
但它是从哪儿来的呢？