Vci
abbr. vena cava inferior 下腔靜脈; visual communication instructor 目視信號通訊教員; volatile corrosion inhibitor 揮發性防腐劑
??? 情景例句
Typing is easy once you get the hang of it.
一旦你掌握訣竅，打字就很簡單。
What are you looking at?
你正在看什么？
Thanks, Bob. I won't.
謝謝，鮑勃，我不會的。