Qam
n. 正交调幅
🗣️ 情景例句
Do you remember, Michelle?
你还记得吗， Michelle？
Harm watch, harm catch.
害人反害己。
Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.
森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起。