fifteenthnum.第十五
FIFOabbr.[会计]先入先出(法)(=First-In;First-Out)
fifteenfoldadj.十五倍的adv.十五倍
fifteen all一平
fifteen love一比零
fifteen foldadv.十五倍
fifteen luos十五络
fifteen days三候
fifteen-pinn.十五箭纪念别针
fifteen forty一比三
fifteen-ringn.15元环
fifteen thirty一比二