Biodegradability
生物可降解性
🗣️ 情景例句
Oh, here are my certificate of merit.
哦，这里是我的获奖证书。
Love is the reward of love.
爱情就是爱的报答。
It happens every night. The noise wakes me up. Would you please not do this?
每晚都这样。这声音总吵醒我！请你别这样，好吗？