n.(一枚)硬币，金属货币
v.创造(新词语)，(用金属)铸(币)，造(硬币)
coin的第三人称单数和复数

原形：coin第三人称单数：coins复数：coins过去式：coined过去分词：coined现在分词：coining

Every coin has two sides.
每个硬币都有两面。
Let me coin a story to tell little brothers.
让我编个故事讲给小弟弟们听。
Many private colleges are coining it.
很多私立大学正在大发其财。
I just picked up a shiny new penny from the street.
我刚从街上捡到一枚闪亮的新分币。
She has a collection of rare coins from different countries.
她收藏着来自世界各地的稀有硬币。
The value of gold coins appreciates over time due to inflation.
黄金硬币因其保值特性，随着时间的推移价值会上升。
He flipped the coin to decide who would go first in the game.
他抛硬币决定谁先开始游戏。
She carefully placed the coin into the antique slot machine.
她小心翼翼地把硬币投入了古董老虎机。
The bank is offering a high-interest rate on savings accounts, including coins.
银行为储蓄账户，包括硬币，提供高息。
The old man exchanged his worn-out coins for crisp new bills at the bank.
老人在银行用旧硬币换了崭新的钞票。
He was thrilled to find a rare coin in his change jar.
他在存钱罐里意外发现了一枚罕见的硬币，非常兴奋。
A coin toss is often used to settle disputes between friends.
掷硬币常被用来朋友间解决争议。
The government minted a special edition coin to commemorate the national holiday.
政府为了纪念国庆节发行了一款特别版硬币。