Keep-alive voltage
[电] 维生电压
🧩 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
If you cheat in a test, you've really only cheating yourself.
如果你在测验中作弊的话，你欺骗的只有你自己。
I met one of the announcers over at the television station.
我在电视公司遇到一位播音员。
a box of pills, or a small jar of ointment,
一盒药丸、一小瓶药膏