Claystone
黏土石, 黏土岩
🗣️ 情景例句
He felt that his life was no longer worth living.
他觉得他的生命已经没有再活下去的价值了。
This is my first year of college, I'm a freshman.
这是我上大学的第一年，我是一年级学生。
but on the second, I applied myself assiduously to the task.
不过，新年第二天，我全力以赴地照着去做了。