Acn
abbr. Automatic Celestial Navigation 自动天体导航\\nabbr. 乙腈
🗣️ 情景例句
young and old.
不管是年轻的， 还是年老的。
Could you explain how to fill this out?
请你说明一下怎样填这张表好吗？
Excuse me. What is your full name, please?
请问，您的全名是什么？