hubble是什么意思_hubble怎么读_音标'hʌbl

hubble是什么意思音标:英 ['hʌbl]美 ['hʌbəl]

n. 小凸起, 小瘤

n. United States astronomer who discovered that (as the universe expands) the speed with which nebulae recede increases with their distance from the observer (1889-1953)