Biodegradability
生物可降解性
🗣️ 情景例句
Susan, I don't plan to make any decisions Susan
我不打算做决定
Congratulations on your graduation.
我恭喜你毕业了。
Don't close the window, Jim.Is he closing the window, Lily?
吉姆请不要把窗户关上。莉莉，他在关窗吗？