基本解释n.火山砾同根派生 英汉例句用作名词 (n.)The fountain was nearly vertical, and a strong wind carried the mass of glowing lapilli and ash gently away from us.这些熔岩喷泉几乎是笔直喷发，强风把大量灼热的火山砾和火山灰，轻轻从我们身边带走。