Commutators
(commutator 的复数) n. 换向器, 整流器\\n[化] 对易式; 整流器
🗣️ 情景例句
I need your advice on a personsal matter,
我有件私事， 需要听听你的高见，
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
Here you are.
给你。