Peracidite
过酸性岩
🗣️ 情景例句
There are four of us including my parents, a younger sister and me.
有四口人，父母亲、妹妹和我。
You must get used to getting up early.
你必须习惯于早起。
Please give us a short talk. Nothing difficult!
请你给我们作一次简短的讲话。这对你并不困难！