After a weighty, uncomfortable pause, he issued a challenge that would haunt me for days.

在一段沉重的、不舒服的沉默之后，他向我抛出了一个问题，让我几天都无法释怀。

Making an announcement like that is like issuing a challenge.

发布这样的公告就像发出挑战。

That all changed when Yale issued a challenge to Harvard “to test the superiority of the oarsmen of the two colleges.”

当耶鲁向哈佛发出挑战以“检验哪个学校的划手更有优势”的时候，所有这 一切都改变了。

So, when McQ Corp announced that it had new security measures, this was like issuing a challenge to the hackers.

所以， 当McQ Corp宣布它有新的安全措施时，这就像是在向黑客发出挑战。

We also issued a challenge to mayors, libraries, and school leaders to help every student get a library card, so they can expand their horizons in a place like this.

我们也寄希望于所有市长、图书馆长和学校校长帮助每个孩子获得一张图书馆卡，让他们可以在这样的图书馆里增长见识。