- [countable, uncountable]
the 25th letter of the English alphabet 英语字母表的第 25 个字母 ‘Year’ begins with (a) Y/‘Y’. year 一词以字母 y 开头。
- [uncountable] (
mathematics )数学 used to represent a number whose value is not mentioned (代表未知数) - [uncountable]
a person, a number, an influence, etc. that is not known or not named 未知的人(或数、影响等);未指明的人(或数、影响等) see also Y chromosome, Y-Fronts™