Umd
abbr. 便携数字智能产品（Ultra Mobile Devices）；PSP专用光盘（Universal Media Disc）
🗣️ 情景例句
As far as I am concerned, I cannot object to your marriage.
就我个人而言，我不反对你们的婚事。
I'm not familiar with that part. Let me call someone who is more knowledgeable.
那部分我不熟悉，让我找专业人士来说明。
Lily was born ten minutes before me,so she says,I'm older than you! So I must open the present!
“我比你大！应该由我来拆礼物包！”