hi

嗨、你好口語

Hi, I'm the new intern in the marketing team.

嗨，我是行銷團隊新來的實習生。

嗨、哈囉口語

Hi there, could you help me find this book?

哈囉，可以幫我找一下這本書嗎？

招呼、問候口語

She gave me a quick hi and walked away.

她隨口跟我打了聲招呼就走開了。