ninetynum.九十
Ninety East Ridge东经90度洋中脊
ninety meter jumps90米跳台
ninety column card九十列卡片
ninety per cent new九成新
Ninety percent sure十拿九稳
ninety-degree turn九十度转变
Ninety-Five Theses九十五条
Ninety-Nine Nights九十九夜
ninety-six column card96列卡片
ninety kilometers an hour每小时90公里