Littering
[法] 乱丢废物, 乱扔废弃物的行为
🗣️ 情景例句
What was your graduation thesis on?
你毕业论文是什么题目？
A word spoken is an arrow let fly.
一言既出，驷马难追。
Only the Earth provides ideal conditions, and even here it has taken more than four billion years for plant and animal life to evolve.
只有地球提供理想的条件，而即使在这里，植物和动物的进化也用了40亿年的时间。