单词	u3a
释义	u3a n.第三龄大学
随便看	progressive pitch progressive pitch error progressive pitting progressive plane wave progressive plan for the project progressive plastic deformation progressive plasticization progressive plastic yield progressive plate drier progressive plate n drier progressive ply separation Progressive pneumonia lentivirus Progressive pneumonia virus progressive poisoning progressive poliodystrophy progressive positions progressive postoperative gangrene progressive powder progressive precession Progressive prediction formula Progressive prediction interval progressive press tool progressive price progressive principle progressive principles