单词	Keihoku
释义	Keihoku [地名] 京北 ( 日 )
随便看	relative fall of sea level relative fecundity relative fefractive index difference relative field relative field drop relative file relative file organization relative film speed relative firmness relative fishing power relative fitness relative fixed costs relative fixed expense relative flammability index relative flow relative flow coefficient relative flow value relative fluctuation relative fluidity of glaze relative fluidity of slip relative flute position relative flying height relative focal length relative force relative forest land jjww jjxb jjxl jjxm jjxs jjxx jjyf jjyg jjyh jjyj 十三幺十三幺九十三张十三点十三烷十三经十三辙十三陵十不闲儿十个手指头有长短