Standby equipment
[计] 备用设备
🧩 词语组成解析
standby
['stændbai;'stændˌbai]
n. 备用品;可信赖的人;
adj. 备用的;
adv. 备用地;待命地;
🗣️ 情景例句
He is an orphan, so he is not sure which family name he should have.
他是个孤儿，因而不知道他自己姓什么。
Close your book,please.
请把书合上。
It was still early when I returned home.
我回到家时，时间还早。