eightynum.八十
Eighty Years' War常规风险
eighty four tones八十四调
eighty column card八十列卡片
eighty-four tunes八十四调
eighty-column card八十列卡片
eighty-column puncher八十列穿孔机
Eighty and ten is ninety.八十加上十是九十。
Eighty poor fellows perished.不幸有八十人死亡。
Eighty is quadruple of twenty.八十是二十的四倍。
Eighty five Practical Oral Words.个实战经典词汇。