Undercourse
底层, 垫层, 在花砖或瓷砖之下的底层
🗣️ 情景例句
It's one of the best schools in the country, Robbie.
这是全国最好的大学之一， Robbie。
I believe the first test of truly great man is his humility.
一个真正伟大的人，对他的第一个考验就是看他是否谦逊。
Her mother died when she was eight years old.
她8岁时母亲就去世了。