Mcpo
abbr. 一级军士长（Master Chief Petty Officer）
🗣️ 情景例句
I'm sure everything is fine.
我确信一切都很好。
No, it isn't. Yes, it is.
不，它不是。 是的，它是。
Here's another photo of Lily. Look! She's swimming very well.
这儿有莉莉的另一张照片。看！她正在游泳，游得非常好。