Keeper electrode
[计] 定位电极, 保持电极
🧩 词语组成解析
keeper
['ki:pə]
n. 保管人;饲养员;负责人;监护人;
🗣️ 情景例句
A surprise?
惊喜？
I'm feeling under the weather.
我觉得不舒服。
and that their rims are clean and dry.
瓶口清洁干燥。