释义 |
outer core
outer coreOne part of the inside of the Earth (as opposed to the Earth's "inner core"). All right class, what can you tell me about the Earth's outer core?See also: core, outerouter core
outer core[′au̇d·ər ′kȯr] (geology) The outer or upper zone of the earth's core, extending to a depth of 3160 miles (5100 kilometers), and including the transition zone. |