Quadrillionth
a. 千万亿分之一的\\nadv. 千万亿分之一地\\nn. 千万亿分之一
🗣️ 情景例句
No, no, you were right. I was wrong.
确实不容易 说对了。我错了。
Practice makes perfect.
熟能生巧。
I'd be happy to.
很乐意。