Spcb
abbr. single-pole circuit breaker 单刀断路器
🗣️ 情景例句
I have a new puppy and he has an excellent temperament.
我有只新的小狗，它的脾气很好。
The goods were carefully packed and shipped here in excellent condition.
货物包装得很仔细，装船很小心，在这儿完好无损。
Will you please try to find out for me what time the train arrives?
能不能请你帮我查查火车什么时候到？