geology/dʒɪˈɔlədʒɪ; dʒi`ɑlədʒɪ/ n[U]scientific study of the earth's crust, rocks, strata, etc and of the history of its development 地质学 [attrib 作定语]a geology course, department, field-trip 地质课程、 系、 考察旅行.
牛津英汉双解词典