Delta current
[电] 角接电流
🧩 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
and I have a production meeting at four.
我四点钟有个生产会议。
He's a student,too.
他也是学生。
It is no use starting late in life to say:
年老的时候说