Geocenter
地球质量中心
🗣️ 情景例句
Hi, it's nice to meet you.
你好，很高兴见到你。
First of all, I want to thank you all for coming to this party.
首先，我人感谢各位出度这次晚会。
Good morning. I am. Everyone is here. No one is away.
早上好。我值日。大家都来了。没有人缺席。