Delta attribute
[计] δ属性, 增量属性
🧩 词语组成解析
delta
['deltə]
n. 希腊语字母表第四字母δ;（河流的）三角洲;[数]变量增量;
🗣️ 情景例句
it's a good picture.
那是一张好照片。
May I see your Identification card?
我能看你的身份证吗？
Look at the snow! It's thick, isn't it?
瞧这雪！雪很厚，是吧？