Extinct volcano
死火山
🧩 词语组成解析
🗣️ 情景例句
She works hard.
她工作起来拼命
How often did I tell you not to slam the door?
我告诉你多少次不要砰然关门?
gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain.
地球引力是持续不断企图使海面复原为平面的力量。