Caso
abbr. Canada Southern Railroad 加拿大南方铁路公司; Civil Aviation Safety Order 民用航空安全命令
🗣️ 情景例句
Hmm. I can't remember.
嗯， 我记不起来了。
To chirr...chirrup...chirr
唧唧地叫
Make sure that all bottles are opened in your presence,
确保瓶子是当着你的面开启的，