Undercourse
底层, 垫层, 在花砖或瓷砖之下的底层
🗣️ 情景例句
Well, at least you're acting like you feel better.
不过， 至少你表现得好像你感觉好多了。
Don't tell lies.
不要说谎。
When he woke up next morning, he discovered that the boat had, in the meantime, travelled to Calais.
第二天早上他醒来时，发现船在这段时间已经到了加。