Deo
abbr. 草酸二乙酯；德亦优（液晶显示器品牌）
🗣️ 情景例句
What did you tell Grandpa?
那你是如何对爷爷说的呢？
Keep thing seven years and you will find a use for it.
备而不用。
It's none of your business.
关你屁事！