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
They don't have room service at Old Country Inn. Old Country Inn
没有房间服务部。
Few words, many deeds.
少说话，多做事。
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，