Commutator
[ ['kɔmjuteitə] ]
出国 Abroad
n. 换向器, 整流器\\n[化] 对易式; 整流器
📖 牛津释义
commutator
n
device for altering the direction of an electric current 整流器; 换向器.
🗣️ 情景例句
I can believe that. One good thing about ping pong is that it doesn't need much space.
我几乎不敢相信。乒乓球最大的好处是不占地方。
A penny saved is a penny gained.
省一文是一文。
As Earth-dwellers, we always cherish the hope that we will be visited by little green men and that we will be able to communicate with them.
小绿人来拜访我们,而我们可以和他们交流。
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