Dcx
abbr. Direct-Current Experiment 直流实验
🗣️ 情景例句
When did the Roman Empire come into being?
罗马帝国是什么时候形成的？
That cat judged the distance before he leapt across the ditch.
猫在越过沟渠以前便判断好其距离了。
Was there a problem.
出了什么问题吗？