| 释义 |
DEFINITIVE EXAMPLES 权威例句〔pentlandite〕A yellowish-brown nickel iron sulfide that is the principal ore of nickel.镍黄铁矿:一种棕黄色镍铁硫化物,主要矿物为镍美国传统〔stony-iron meteorite〕A relatively rare type of meteorite consisting of approximately equal amounts by weight of nickel-iron and silicate minerals.铁石陨石:相对稀有的陨石,构成成分中的镍铁矿和硅酸盐矿的重量大致相同.美国传统 |