Polyphase commutator machine
[电] 多相换向电机
🧩 词语组成解析
a. 多相的\\n[医] 多相的
commutator
[['kɔmjuteitə]]
n. 换向器, 整流器\\n[化] 对易式; 整流器
🗣️ 情景例句
We looked at a lot of houses.
我们看了好多房子。
Perhaps he isn't here.
也许他不在这儿。
But we do not need to send men down to get the oil out, as we must with other mineral deposits.
但是，我们不必像开采其他矿藏那样，把人送到地下去把石油取出。