Filtros
[医] 硅沙人造石(处理污水用)
🗣️ 情景例句
I did my thesis on Sino-American Business Relationship.
我做的论文题目是中美贸易关系。
When three know it, all know it.
三人知，天下晓。
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。