"Hello!" the voice said, more peremptorily. "Who is it? Who do you want?"

“喂！”那声音更加霸道地说道，“谁啊？你要干什么？”

《柯林斯英汉双解大词典》

This is cave brownie, everyone has to say hello to it.

这是洞穴布朗尼，每个人都得跟它打招呼。

youdao

Keep it simple: "Hi", "Hey" or "Hello"—do the best you can to gather all of the enthusiasm and energy you can, put on a big smile and say "Hi".

保持简单地说：“嗨、喂或你好”——尽你所能地集中所有的热情和精力，笑容满面地说“嗨”。

youdao

He was the end of the twenty minute drum solo. It was goodnight Haight-Ashbury, hello Asbury Park."

VOA: special.2009.10.19

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

But I think the more you meet people, here it's, the more you say hello, the more it's familiar.

但我想，你见的人越多，你说的“你好”越多，你就会越发熟悉这一切的。

和纽约的留学生 - SpeakingMax英语口语达人

Hello, it's Tomos Livingstone here, taking over blogging duties while the boss takes a well-earned break.

BBC: Breaking down the boundaries

Hello Giggles, it should be noted, is not a site created by teenage girls but by three whip-smart women of the millennial generation.

FORBES: Is 'Girly' Women's Media Harmful To Women? Yes, No, Maybe.

Besides, it doesn't make sense to tease an alien civilization with just a "hello, " considering that it could take millennia before we hear back from them.

FORBES: How To Talk To Aliens