tens of thousands of years

tens of thousands of years 基本解释

几万年

词组短语

1、tens of thousands of years ago 几万年前

tens of thousands of years 用法和例句

1、going back tens of thousands of years.

的一份档案

2、At the slowest spreading rates, eruption intervals may be as long as tens of thousands of years.

在最低速扩张海脊中, 喷发的间隔可长达数万年。

重点词汇

tens 十位

thousands n. 数千（thousand的复数）

years n. 年代；岁月；年；年龄