Multicathode
多阴极的
🗣️ 情景例句
I have never confirmed that the Roswell base exists, but I can't deny it either.
我从没有说过拉兹威基地存在，但我也不会否认。
She's free on Friday and Saturday.
她周五和周六有空。
A man may acquire great knowledge of topics unconnected with his daily work,
一个人可能会获得与其日常工作无关的某些课题的渊博知识，