Post navigation cobalt 英[ˈkəʊbɔːlt] 美[ˈkoʊbɔːlt] n. 钴; 深蓝色; 钴蓝; [例句]Still, there are some versions of the lithium-ion battery, such as the lithium iron phosphate technology, that does not use any cobalt. 不过,还有一些其他类型的锂离子电池——如磷酸锂铁技术——不使用任何钴原料。 hamlet 英[ˈhæmlət] 美[ˈhæmlət] n. 小村庄; [例句]Across hills and rivers, they walked more than two hundred kilometres and arrived at a little hamlet nestling in the green mountains. 他们跋山涉水,步行二百余公里,来到了一个青山环抱的小村庄。 [其他] 复数:hamlets