Wherever tourists go in this city, they will see a warm smile on the street or hear a happy "hello" in a public park.

无论游客到这个城市的哪个地方，他们都会在街上看到人们热情的微笑，或者在公园里听到一句愉快的“你好”问候。

youdao

Hello, hello, hello! What's going on here? Why's she crying?

喂，喂，喂，这儿出了什么事？她为什么哭了？

youdao

youdao

You have to be comfy on camera but this is your first chance to say hello to mom and dad on camera.

在镜头前表现得自然点儿,因为这是你第一次在电视上跟爸妈打招呼。

哈佛公开课 - 计算机科学课程节选

So those are in fact the patterns of zeroes and ones, the bytes that would have been outputted had I hello c remembered to download the compiler to this computer and run it on that little hello.c file.

这些都是0和1的模式，如果我记得下载编译器到计算机上的话,我们就能运行下这个,然后看看输出的字节。

哈佛公开课 - 计算机科学课程节选

There's a whole bunch of blocks that we'll look at in more fun detail on Friday but I'm going to pick the easiest one here and I'm going to type Hello CS50 in this string, "Hello CS50", zooming in say how nice the puzzle pieces are nicely interlocked?

今天我们看到的各种图块,到下周五我会仔细讲解其中的精妙之处,但今天我只想举一个最简单的例子,我要在这儿键入字符串，放大窗口，然后看看这漂亮的图形和文字,是如何美妙地连结在一起的？

哈佛公开课 - 计算机科学课程节选

Sergeant GILBERT ROSA (Recruiter, U.S. Army): (On the telephone) Hello, how are you doing, ma'am?

NPR: Army Recruiting Gap May Force Compromises

Just as players in "World of Warcraft" get together to go on quests and socialize, players in "Hello Kitty Online" can come together on their own missions, play mini-games, or just chat.

FORBES

No doubt, the year ahead will see a heavier emphasis placed not only on these smaller-sized tabs (hello, potential Galaxy Note 7), but also on shrinking silhouettes and MSRPs.

ENGADGET: 's CES 2013 Preview: Tablets