commutator
n
device for altering the direction of an electric current 整流器; 换向器.
🏥 医学释义
①转换器 ②整流器
🗣️ 情景例句
Let's go to the food court and get something to eat.
咱们去食品部吃点东西吧。
She has a particular interest in painting.
她特别爱好绘画。
When lights fuse, furniture gets rickety, pipes get clogged, or vacuum cleaners fail to operate, some woman assume that their husbands will somehow put things right.