electric commutator

• 整流器

electric commutator的用法和样例：

例句

1. The two ends of the wire are connected to a split-ring commutator.
   导线的两端联接到裂环整流器。
2. As the rectifier is broken, the electric light can't be turned on any more.
   由于整流器坏了，电灯不亮了。