Invariable current
[电] 不变电流
🧩 词语组成解析
invariable
[[in'veəriəbəl]]
n. 不变的东西, 常数\\na. 不变的, 常数的
🗣️ 情景例句
How are you?
你好吗？
He has a book.
他有一本书。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。