Keep-alive circuti
[电] 维生电路
🧩 词语组成解析
keep
[kip]
vt. 保持;保留;遵守;阻止;
vi. （食品）保持新;保持健康;
n. 保持，保养;供养，抚养;生活，生计;饲料；牧草;
🗣️ 情景例句
Oh, it's a quarter to four,
噢 ，差十五分就四点了，
In for a penny, in for a pound.
一不做，二不休。
In that case, we'd like cash on receipt of invoice.
这样的话，您在收到帐单时请付现。