Demometrics
正式的人口统计学
🗣️ 情景例句
I can't believe this is really happening!
我不敢相信这一切真的发生了
Do you build sand castles when you go to the beach?
你去沙滩的时候，堆沙丘城堡了吗？
I've been dying to see you.
我非常想见到你。