You need to lift your head every now and then when you're reading, which is good for your eyes.

阅读时，你应该偶尔抬头，这对你的眼睛有好处。

youdao

When asking yourself how quickly you need to achieve a quality rank, and the answer is "NOW!" then stop doing keyword research for SEO and start building out lists for a great PPC campaign.

如果你问自己希望多快能够获得一个比较令人满意的排名，而回答是“现在！”那么，让我们停止做SEO的关键字研究转而开始建立一个伟大的PPC活动列表。

youdao

But that two-step approach presents a new problem: if there is no treaty now, then when?

然而，这个两步法提出了一个新问题：如果现在达不成协议，那么，什么时候能达成协议？

youdao

And then really the fun begins when you realize all you have ; to do is now start wiring these ideas together; wiring these little bite size problems together and so in the end that actually make, per Tej's project, a really impressive whole.

当你意识到你现在要做的就是,把想法付诸程序,把小问题串连到一起的时候;,就开始觉得有意思了,实际上每个Tej的项目，都是个为令人印象深刻的整体。

哈佛公开课 - 计算机科学课程节选

Chinese gamblers rarely drink when money is on the line, and the low, festive hum is broken now and then by the sound of someone pounding the table in delight or anguish, or exhorting the cards to obey.

NEWYORKER: The God of Gamblers

If the government is understandably ducking the dilemma now, then when might it face it?

ECONOMIST: Why Britain will not be rushing into EMU

If so, then we take one course for now and when the crisis is over, we can revert back to self-reliance and shameless pursuit of selfish interest.

FORBES: Is This Election A War For America's Soul?