柯林斯詞典sixtieth /?s?kst??θ/ (sixtieths) 1. ORD The sixtieth item in a series is the one that you count as number sixty. 第60 He is to retire on his sixtieth birthday. 他將在60歲生日時(shí)退休。2. FRACTION A sixtieth is one of sixty equal parts of something. 1/60 返回 sixtieth劍橋詞典60th written as a word 第六十（的） 返回 sixtieth