Underclay
n. (煤层下的)底黏土层
🗣️ 情景例句
You should be more patient with others.
你应该多容忍他人一些。
It falls on the last day of the lunar year and lasts until the Lantern Festival.
克节从阴历年的最后一天开始一直持续到元宵节。
Is that all? He doesn't say very much,does he?
就这些吗？他没写许多，是吗？