Urachal
脐尿管的
🗣️ 情景例句
Mr. Harry Bennett and his daughter.
Harry Bennett先生和他女儿。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
quite apart from its significance as food, or from the literary idea that it will become a bird.
而完全不靠它的食用意义或它会变成鸟这样的文学概念来感觉。