diamond field

• 金刚石矿区

diamond field的用法和样例：

例句

1. I said: "Only the other day the Russians put out that they have discovered huge new diamond fields somewhere inside the Arctic Circle."
   (我说：“仅在前两天俄国人发表消息说，他们在北极圈内某个地方发现了数个巨大的钻石矿区。”)