Meaning of gāo:
高
surname Gao
Tā xìng Gāo, shì wǒ de péngyǒu.
他姓高,是我的朋友。
His surname is Gao, he is my friend.
high; tall; above average; loud; your (honorific)
Zhè zuò shān hěn gāo.
这座山很高。
This mountain is very high.
Zhè zuò dàlóu fēicháng gāo.
这座大楼非常高。
This building is very tall.
Zhè dòng dàlóu fēicháng gāo.
这栋大楼非常高。
This building is very tall.
Tā de yīnyuè shēngyīn tài gāo le, wǒ tīng bù jiàn nǐ shuōhuà.
他的音乐声音太高了,我听不见你说话。
His music is too loud, I can't hear you speaking.
Zhè shì nín de gāo xìng?
这是您的高姓?
Is this your honorable surname?