catalog catalog(ue) n. 1.(图书或商品)目录,目录册。 2.〔美国〕(大学的)学校周年大事表,学校便览。 ★美语中多用 catalog,但 2. 义则多用 catalogue.catalog of articles for sale 待售品目录。 vt.,vi. 1.(为…)编目录,(把…)编目。 2.(把…)按目录分类。
Most objects visible in small telescopes with either be in the " messier catalog " or the " new general catalog " , and will have catalog numbers starting in " m " or " ngc " respectively 大部分小望远镜可见的天体会出现在“梅西耶星表”或者“新通用星表”中,编号以“ m ”或者“ ngc ”开头。
Caption : : the sprial galaxy ngc7331 located in the constellation pegasus , one of the brightest galaxy , but it is not included in the messier catalog , this galaxy is 4 . 6 million light years away from us 位于飞马座的ngc7331 ,是一颗螺旋星系,虽然它不属于梅西尔星表,但它是一颗明亮的星系,这星系距离我们4600万光年。