ten years

基本解释

After more than tens years efforts, the marine electromagnetic exploration has gone to a practical stage.
经过几十年的努力，海洋电磁法勘探已经走向实用阶段。
The securities market has become a crucial part of the national economy of China through tens years of development.
我国的证券市场经过十余年的发展，已经成为我国国民经济的一个重要的组成部分。
On peripheral low permeable oilfields of Daqing through development construction and technical tackling in past tens years the old construction mode of oilfield has been got rid of.
大庆外围低渗透油田经过十几年的开发建设和技术攻关，摆脱了老油田的建设模式。

They formed little by little tens of thousands of years ago when sea levels dropped.
And the company grew 80%per year for the first eight years compounded, and 60 % per year for the six years after that, which adds up to tens of billions real quick, as you know.
公司保持百分之八十的年增长,持续了八年，这之后的六年，每年增长百分之六十，正如你们所知，在很短的,一段时间内赚了数百亿。
斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选
These pieces can last for tens of thousands of years.

What is most disturbing when reading the record tens years later is Mr. Holder's inability or refusal to recognize, in the first instance, the threat to the public that releasing these terrorists posed.
CENTERFORSECURITYPOLICY: Holder's 'disgraceful' history