D
[计] 数据, 十进制, 数位, 位, 文档, 域\\n[医] 氘, 重氢
📖 牛津释义
D
abbr 缩写 = (US politics 政) Democrat; Democratic. Cf 参看 R 3. D (also d), symb 符号 Roman numeral for 500 罗马数字的500. Cf 参看 D-day. d abbr 缩写 =
1 (in former British currency 英国旧币) penny; pennies or pence (Latin denarius; denarii) 便士（源自拉丁文denarius; denarii）
a 2d stamp 一张2便士的邮票
6d each 每个6便士. Cf 参看 p 2.
2 died: Emily Jane Clifton d 1865 埃米莉?简?克利夫顿, 1865年卒. Cf 参看 b.
🏥 医学释义
①氘，重氢 ②密度
🗣️ 情景例句
Can I speak to Betty?
我能跟Betty说话吗?
Idleness is the root of all evil.
懒惰乃万恶之源。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。