Dec.汉语翻译：
十二月
【医】 倾泻, 倾析英语解释：
名词 dec.:
the last (12th) month of the year同义词：December, Dec
(astronomy) the angular distance of a celestial body north or south of the celestial equator; expressed in degrees; used with right ascension to specify positions on the celestial sphere同义词：declination, celestial latitude, dec
详细解释：
