thousandth，英语单词，主要用作数词、名词，作数词时译为“第一千”，作名词时译为“千分之一”。
单词用法
柯林斯英汉双解大词典
thousandth /ˈθaʊzənθ/ ( thousandths )
1.ORD The thousandth item in a series is the one that you count as number one thousand. 第一千
2.ORD If you say that something has happened for the thousandth time, you are emphasizing that it has happened again and that it has already happened a large number of times. 第一千 (强调某事发生的次数非常多) [强调]
3.FRACTION A thousandth is one of a thousand equal parts of something. 1/1000
短语搭配
Ten thousandth 万分之一 ; 第一万
one thousandth 千分之一
the thousandth 第一千
Twenty thousandth 第二万
Hundred thousandth 十万分之一
Thousandth Jupiter 千之木星号
millesimal thousandth 千分之一的
Thousandth Street 大道
a thousandth 第一千