Channel reversing swithc
[电] 波道逆反开关
🧩 词语组成解析
a. 回动的\\n[化] 换向
🗣️ 情景例句
He's just fooling around.
他用情不专。
Do you read advertisements too?
你也看广告吗？
There were twenty cars in the race.
参加比赛的有20辆汽车。