Baseplane
底平面, 基面, 基准平面
🗣️ 情景例句
Thank you.
谢谢。
Is there anyone who can speak English.
请问有没有会讲英语的？
In a few years the small workshop had become a large factory which employed seven hundred and twenty-eight people.
几年之后，小铺子已经发展成了一个雇有728人的大工厂。