Over 10 years, the IPSEC code has gone through many changes and fixes, so it is unclear what the true impact of these allegations are.

十年内，IPSEC代码经历了很多变化与修复，因此现在很难确认这些说法的真实性。

youdao

Due to so many layoffs in the last few years, many have lost friends and colleagues, and have realized that job security, taken for granted at times, is gone.

过去几年出现了太多的裁员，许多人在裁员中失去了朋友和同事，并且意识到，他们曾经不以为然的工作安全感不复存在了。

youdao

She had gone through cancer in our senior year, and because of watching her courageously overcome so many obstacles four years before, I knew she could give me the fuel I needed for my own battle.

因为亲眼看到她四年前勇敢地克服了许多困难，我知道她能够给我战胜病魔所需要的精神力量。

youdao

They can come into the government and come into society again and give up the fighting that has gone on for so many years.

BBC: Afghanistan, the election and the end game