🧩 词语组成解析
backup
['bækˌʌp]
n. 支持，后援;阻塞;<计>备份文件;[乐]伴奏;
adj. 备用的，后补的;支持性的;伴奏的;
🗣️ 情景例句
Where do you work?, What school do you go to?
“你在哪工作？”，“你在哪儿上学？”。
We are very proud and honored to have a distinguished group of guests such as you to our company.
我们为能请到您这肃尊贵的客人而深感骄傲和荣幸。
Could I have this sample free of charge?
这样品可以免费送我吗？