Shielded electrode
[医] 保护电极, 屏护电极
🧩 词语组成解析
a. 隔离的；屏蔽了的；防护的；铠装的
🗣️ 情景例句
They get better and better.
它们越来越好。
Did you go to the concert yesterday?
你昨天去听音乐会了吗？
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。