Biodegraded
vt. 生物递降分解（biodegrade的过去式与过去分词形式）
🗣️ 情景例句
The cradle will rock.
摇篮跟着晃。
Their chances of winning are slim.
他们取胜的机会很渺茫。
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。