Selective relay
[电] 选择性继电器
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
🗣️ 情景例句
I'm happy to meet you.
很高兴见到你。
No. I have been away on vacation.
是呀，我休假去了。
At this time, the man downstairs was trying to sleep.
这时楼下人正试图入睡。