Delta voltage
[电] 角接电压
🧩 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 small,
它小小的，
The failure drove him hito despair.
这次失败使他绝望。
So it became known as the gold rush.
成为广大为人知的“淘金热”。