Photolectric relay
[電] 光電替續(xù)器
?? 詞語組成解析
relay
[r?'l?i]
n. 接替人員，替班;傳遞;接力賽;繼電器;
vt. 轉(zhuǎn)播，傳達;用驛馬遞送，使接替;分程傳遞;
??? 情景例句
What about my famous apple pie?
我那著名的蘋果派呢
Very likely.
很可能。
What happened to me?
我出了什么事？