Translation of "thousandth" - English-Mandarin Chinese dictionary

thousandth

noun [ C ] uk us /ˈθaʊ.zə/

one of a thousand equal parts of something

一千分之一(某物一千等分之一部分)
a thousandth of a millimetre thick 一毫米厚的一千分之一

(Translation of “thousandth noun” from the Cambridge English-Chinese (Simplified) Dictionary © Cambridge University Press)