Urachus
脐尿管
🗣️ 情景例句
I think so. He's going to tell us tonight about the job offer.
我想是这样。他今天晚上会告诉我们关于那份工作的事。
Please send us your price list of quartz clocks.
请寄给我们贵方的石英钟价目单。
The seasons of the year in England and the USA are nearly the same.
在英国和美国，一年之中的季节几乎与中国相同。