Xcu
abbr. excuse 原谅; 申辩; extra-care unit 特别护理单元（代号）; extreme close-up 大特写镜头
🗣️ 情景例句
Sorry to be a pest.
不好意思打扰你。
He speaks Chinese every day.
他每天都讲汉语。
Well, I've recently started biology.
喏，我最近开始学生物学了。