Decrescence
减少, 下降, 减退, 衰退, 减小
🗣️ 情景例句
Don't you forget.
你自己别忘了。
It won't fit; you'll have to go to the post office.
那不行，你必须去邮局才行。
Opportunity knocks but once.
机不可失，时不再来。