Compostable
a. compost（混合物）的变形
🗣️ 情景例句
Would you like to discuss it over lunch, Mr. Smith?
史密斯先生，吃饭时再讨论好吗？
Steel ball
钢珠
It has never been explained why university students seem to enjoy practical jokes more than else.
谁也弄不清为什么大学生好像比任何人都更喜欢恶作剧。