“当我喝的时候我想知道它是安全的，”沃尔登先生说，“但我不是很肯定我会关心这水是从哪个井里出来的。”

"I want to know it's safe when I drink it," Mr. Walden said. "I'm not sure I care what spring it came out of."

youdao

二氧化碳在储存一万年以上时会变成中性，但它本身会增加其环境的酸性，这将帮它逃出看似安全的隔离井。

Carbon dioxide increases the acidity of its environment, which could help it eat its way out of apparently secure barriers well before the gas becomes neutralized over 10, 000 years.

youdao

今年五月，索尼公司任命原索尼全球解决方案（Sony Global Solutions）总裁酒井文明为公司的代理首席信息安全官——这是索尼被“黑”后新增设的一个职位。

In May, the company appointed Sony Global Solutions president Fumiaki Sakai as acting chief information security officer -- a position the company didn't have before.

youdao