Bd-r
abbr. 背景型糖尿病性视网膜病变（background diabetic retinopathy）；总线设备请求（Bus Device Request）
🧩 词语组成解析
[计] 空白显示, 框图, 布尔差分
🗣️ 情景例句
These items shouldn't be difficult to come by
这些东西应该是不难弄到的，
The sudden noise scared the dog away.
突然突然的噪音把狗吓跑了。
I've just had a cup, thank you.
我刚喝了一杯，谢谢。