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
Hot dogs and mustard.
热狗和芥末。
No. I went to California for a few weeks.
没有。我上加利福尼亚去了几个星期。
Be careful. It's dangerous. You're too high.
小心。危险！你上得太高了！