Sadnesses
(sadness 的复数) n. 悲哀, 悲伤
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
There is no general rule without some exception.
普遍规律必有例外。
Among the different types of bee, it is the honey bee that has most interested scientists because of the language they use to communicate with each other.
在这些不同种类的蜂中，因为蜜蜂能用"语言相互传递信息，科学家们对它们最感兴趣。