hello 在19世纪最初被记录为引起注意或表达惊讶的呼喊，由更早的 hallo 和 hullo 等形式发展而来。随着电话普及，它作为问候语变得特别常用。
问候或引起注意
interjection
everyday
neutral
见面、开始交谈、接电话或引起注意时使用的友好用语。
示例
- Hello, Maya, it is good to see you again.你好，玛雅，很高兴再次见到你。
- I picked up the phone and said hello.我拿起电话说了声喂。
- She waved from the gate and called hello.她在门口挥手喊道你好。
- Hello, is anyone in the office?你好，办公室里有人吗？
- The presenter began with a cheerful hello to the audience.主持人以一句欢快的问候向观众开场。
相似词
表示惊讶或强调提醒
interjection
conversation
informal
一种非正式感叹语，表示惊讶、不耐烦，或提醒别人注意显而易见的事情。
示例
- Hello? The sign says the shop is closed.**喂？**牌子上写着商店已经关门了。
- Well, hello, I did not expect to find you here.哎，你好，没想到会在这里遇见你。
- Hello? We have been waiting for twenty minutes.**喂？**我们已经等了二十分钟。
- She opened the box and said, "Hello, what is this?"她打开盒子说：“咦，这是什么？”
- Hello? That answer was on the first page.**喂？**答案就在第一页。
相似词
really
come on
hey
well
wow
口头或书面问候
noun
everyday
neutral
通过说出或写下 hello 所作的问候。
示例
- A warm hello made the new student feel welcome.一句热情的问候让新同学感到受欢迎。
- Their first hello was awkward but kind.他们第一次打招呼有些尴尬，但很友善。
- She ended the message with a quick hello to my parents.她在信息结尾代我向父母简短地问好。
- The room filled with smiles and hellos.房间里充满了笑容和问候声。
- He gave me a polite hello before the meeting.会议前，他礼貌地向我问了好。