镍可做成钱币.Nickel can be used for making coins.伯尔尼的研究人员在镍铁矿中发现了氖 - 21.And neon - 21 was found in josephinite by the Bern researchers.通常与金混合的金属有镍 、 铂和铜.Metals commonly mixed with gold are nickel, platinum, and copper....
The veto has been a traditional instrument of diplomacy for centuries.几个世纪以来否决权一直是外交上惯用的手段。There is an internal circuit breaker to protect the instrument from overload.内置有断路器，防止设备过载。The despot claimed to be the chosen in...