D-c block
[电] 直流闭塞
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
You're kidding.
在说笑吧。
More of our worries come from within than from without.
烦恼发乎内者多于发乎外。
He acted as if he had never lived in England before.
他的举动就好像他从未在英国生活过一样。