Spcb
abbr. single-pole circuit breaker 單刀斷路器
??? 情景例句
in the school and loving every minute of it.
在學(xué)校 ，且樂(lè)此不疲， 時(shí)時(shí)如此。
Thereis no wool so white but a dyer can make it black.
羊毛再白，也能染黑。
He made only six films between 1940 and 1966 and only the first of these is still popular today.
1940年至1966年，他僅制作了6部電影，其中只有第一部至今仍然受到歡迎。