In Lavie's game, people watch as the letters N and X appear and disappear in a certain area on the computer screen.

在拉维的游戏中，人们看着字母 N 和 X 在电脑屏幕的某个区域出现和消失。

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Mutual authentication, using SSL and X.509 certificates, realizes the trust.

通过使用ssl和x . 509证书，相互验证实现了信任。

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Before placing a stent, dye is injected and X-rays taken to look for blockages.

在安装支架以前，染料将被注入并且X光被采取寻找障碍。

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But he says he felt the greatest satisfaction when a thirteen-year-old painted the word "gun" and then put a big "X" through it.

VOA: special.2009.06.01

And x-ray diffraction allows us to characterize solid matter.

让我们可以用来,表征固态物质。

麻省理工公开课 - 固态化学导论课程节选

This now has, gee, a funny thing, x it says IF x is less than y AND x is less than z, then do something.

代码现在有，啊，一个有趣的东西，代码先是判断x是不是小于y并且,是不是小于z，然后做一些事情。

麻省理工公开课 - 计算机科学及编程导论课程节选

Philips filled it with big-ticket medical equipment like magnetic resonance imagers, CT scanners and X-ray devices.

FORBES: Magazine Article

"That would have been too easy, with three meals a day, TV and X-Box, " she said.

BBC: A victim of crime

The hospital has a minor injuries unit as well as physiotherapy and x-ray facilities.

BBC: Bacteria discovery closes Launceston hospital