Osmiridium
n. [矿]铱锇矿
🔁 扩展释义
【化】 铱锇矿
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
He that knows nothing, doubts nothing.
无知就无疑。
I don't think anyone knows about this. I said.
“我想没人知道这一情况，”我说。