Nineminusfourisfive.;Fourfromnineleavesfive.;Ifyoutake(away)4from9,5remains.9减4余5。
Afterpayingalltheexpenses,thereisabalanceoffiftyyuan.收支相抵,尚余50元。
afterglow;落日余辉
theremainingpart;theremainder;下余部分
over200jin;200余斤
fiftyoddyears50余年
overacupofteaorafterafewglassesofwine;atone'sleisure;茶余酒后
afterworkinghours;afterwork工作之余
YuYuan余渊