Undercourse
底层, 垫层, 在花砖或瓷砖之下的底层
🗣️ 情景例句
What are you, blind?
你难道瞎了吗？
One father is more than a hundred schoolmasters.
一个父亲胜于一百个教师。
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。