fiftieth
🇺🇸
/ˈfɪftiəθ/
🇬🇧
/ˈfɪftiəθ/
One part when something is divided into 50 equal parts.
He saved a piece of cake for his fiftieth share of the dessert.
他為自己的甜點留了第五十份蛋糕。
The number that comes after 49th and before 51st.
Her fiftieth birthday was a grand celebration.
她的五十歲生日是一次盛大的慶祝。