Dimorphostroma
双形叠层石
🗣️ 情景例句
Who is your best man?
谁是你的伴郎？
Let me see. Are dimes and quarters OK?
让我瞧瞧。1角和2角5分的硬币行吗？
He insisted on the assistant's counting the money before he left -- 30,000 pennies in all!
这些硬币加在一起共有30，000枚！