英语词汇“optional membership class”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	optional membership class
释义	optional membership class [计] 随意属籍类别
随便看	after-show aftershow after-shows aftershows after-shrinkage aftershrinkage after shrinkage after side after sight after sight bill aftersign after six afterski after-ski after skirt afterslip afterslips after-soaping after someone's appetite after someone's blood after someone's heart after someone's own heart after someone's taste after some time aftersound 青春不再来。青春不再来，白日莫闲过青春何苦多病，岂不以摄生为意耶青春作伴好还乡。青春如不耕，何以自结束青春始萌达，朱火已满盈。徂落方自此，感叹何时平青春已复过，白日忽相摧。但恐荷花晚，令人意已摧。相思不惜梦，日夜向阳台。青春当勉励青春易守，中年难捱青春易过，白发难饶うち渡しうち物うち砕くうち破るうち祝いうち立てるうち粉うち紐うち続くうち綿