fiftieth

/ˈfɪftiəθ/ 13
The fiftieth item in a series is the one that you count as number fifty. 第50

numeral [序数词]第五十;五十分之一

He retired in 1970, on his fiftieth birthday.
他在1970年50岁生日时退休。

adjective [原级]第五十的;五十分之一的

He was stricken by a heart attack on his fiftieth birthday.
他在五十岁生日那天心脏病发作。

fiftieth 出现在下面的课文中
Episode 16 Full of Surprises ACT III
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