单词	pyorrhea alveolaris
释义	请查阅词条：pyorrhoea
随便看	railroad fever railroad guide railroad hat railroadiana railroading railroading railroading railroadings railroad into railroad king railroad pace railroads railroad service railroad speed railroad spike railroad switch railroad tie railroad time railroad track railroad trestle railroad worm rail(s) rails rail sickness rail-splitter 鲸为什么会喷水鲸为什么生活在海里? 鲸喷射水柱鲸类的祖先是谁鲸鱼为什么会“自杀” 鲸鱼为什么会喷水? 鲸鱼为什么喜欢吃小鱼小虾? 鲸鲨属于哺乳动物还是鱼类？鳄鱼一次下多少蛋? 鳄鱼为什么会流眼泪 Lutum Luvo Lux Lux Luxemburg Luxmeter Lux_Reichweite luxuriös Luxus Luxusausgabe