Keeper current
[计] 保持电流
🧩 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
I'm writing a story for the high-school paper.
我正在为高中校刊写一篇东西。
In secondary school, children study history and geography.
中学的小孩会读历史和地理。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，