the number equivalent to the product of five and ten; half of one hundred; 50
五十;五十个
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only fifty per cent of the aircraft were serviceable 只有50%的飞机还能用
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about fifty of us filed in 我们中间约有50人依次走了进去
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a fifty-pound salmon .一条50磅重的大马哈鱼。(Roman numeral:
l orL . 罗马数字:l 或L .)
(
五十到五十九之间;五十年代;五十到五十九岁时期
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Elvis is the icon of the Fifties .埃尔维斯是50年代的偶像。
fifty years old
五十岁
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she looked about fifty .她看上去约50岁。
fifty miles an hour
五十英里的时速
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doing about fifty .以每小时约50英里的速度行驶。
a size of garment or other merchandise denoted by fifty
(衣服等商品尺码的)五十号。
a fifty-pound note or fifty-dollar bill
五十英镑(或五十美元)的钞票。
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fiftynum.五十;五十个;五十岁;五十到五十九之间;五十年代;五十到五十九岁时期;五十英里的时速;五十号;五十英镑(或五十美元)的钞票
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fifthnum.第五;五分之一;第五位;第五名;第五挡;五年级;五度音程;五度和音;五分之一加仑
"Old English