D.c.
(direct current)直流电, (District of Columbia)哥伦比亚特区\\n[电] 直流, direct current的简写
✅ 同义词
🗣️ 情景例句
I'm an exchange student.
我是一名交换学生。
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
Is this from our last shipment?
这是上次叫的货吗？