Photocon
n. 光导元件, 光导器件, 光电导元件
🗣️ 情景例句
It's extremely good of you to do this for me.
你帮我做了这件事，真是太好了。
Do you live 2nd Avenue?
你在第二大道居住吗？
'The fire broke out in the basement.I went down immediately,of course,
“地下室突然着火，我当然马上下去了。