Trinactin
三活菌素
🗣️ 情景例句
She worried constantly.
她经常烦恼。
God! It's a hard stuff.
唔！这家伙是个硬骨头。
Well, we listened to lectures about pollution, agriculture, nuclear waste, radiation and so on.
噢，我们听取有关污染、农业、核废料、辐射等讲座。