Danks
煤页岩, 黑色碳质页岩
🗣️ 情景例句
No, it's an original. My father's friend is a calligrapher, and I had him make it for you.
没错，这可是真迹。我父亲的朋友是书法家，专门帮你写的。
I'd met Stone several times before.
以前我见过世通几次。
We really need that material, you know.
你知道，我们急着需要那批材料。