Usage note
你好是用来打招呼的礼貌用语，可以用于见面时或问候别人。
nǐ hǎo shì yòng lái gū dāo de lǐ mào yóu yǔ ， kě yǐ yòng wéi jiàn miàn shí huò gōng wèn bù rén 。
你好 is a polite greeting used when meeting someone or asking how they are.
Context note
你好常用于日常生活中，比如在学校、商店或朋友见面时。
nǐ hǎo cháng yòng zú yú rì cháng shēng huó zhōng ， bǐ 如 学 校 、 店 铺 或 朋 友 见 面 时 。
你好 is commonly used in daily life, such as at school, in stores, or when meeting friends.
5 examples
早上好，你好。
zǎo shàng hǎo， nǐ hǎo。
Good morning, hello.
你叫什么名字？你好！
nǐ jiào shén me míng zì？ nǐ hǎo！
What's your name? Hello!
老师好，你好。
lǎo shī hǎo， nǐ hǎo。
Hello, teacher.
妈妈，你好。
mā ma， nǐ hǎo。
Mom, hello.
朋友，你好！
péng yǒu， nǐ hǎo！
Friend, hello!
5 mini stories
小明早上起来对妈妈说：你好。
xiǎo míng zǎo shàng qǐ lái duì mā ma shuō： nǐ hǎo。
Xiaoming says 'hello' to his mom when he wakes up in the morning.
老师在教室里跟同学们打招呼：你好！
lǎo shī zài jiào shì lǐ gēn tóng xué men dǎ zhāo hū： nǐ hǎo！
The teacher greets the students in class with: hello!
小红和朋友见面时说：你好。
xiǎo hóng hé péng yǒu jiàn miàn shí shuō： nǐ hǎo。
Xiaohong says 'hello' to her friend when they meet.
爸爸在超市遇见老朋友，说：你好！
bà ba zài chāo shì yù jiàn lǎo péng yǒu， shuō： nǐ hǎo！
Dad greets an old friend at the supermarket with: hello!
妈妈对客人说：你好，请坐。
mā ma duì kè rén shuō： nǐ hǎo， qǐng zuò。
Mom says to a guest: hello, please have a seat.
Mini dialogue
早上见面
A
你好，老师！
Nǐ hǎo, lǎoshī!
Hello, teacher!
B
你好，小明。
Nǐ hǎo, Xiǎomíng.
Hello, Xiaoming.
新朋友
A
你好，我是小红。
Nǐ hǎo, wǒ shì Xiǎohóng.
Hello, I am Xiaohong.
B
你好，很高兴认识你。
Nǐ hǎo, hěn gāoxìng rènshi nǐ.
Hello, nice to meet you.
Related words and contrasts
similar
您好
nín hǎo
hello (polite)
您好 is a more respectful way to say hello.
opposite
再见
zàijiàn
goodbye
你好 is for greeting; 再见 is for saying goodbye.