Pyroclast
火成碎屑
🗣️ 情景例句
Your family or the public?
你的家人还是公众
He that will eat the nut must first crack the shell.
欲所得，必先劳。
First of all, they may have come to this planet of ours thousands or millions of years ago,
首先，他们可能在几千年前或几百年万年前已来过我们地球，