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
We should thank you.
我们应当感谢你。
I'll be looking forward to it.
我将期待这一天。
What is the minimum we would have to order.
那么我们至少得订多少呢。