Dector
[计] 提取电路, 信号提取器
🗣️ 情景例句
my friends were giving me a party,
我的朋友们为我举办了一个派对时，
He realized that he was heading in the wrong direction.
他意识到走错了方向。
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后，我不禁注意到许多当地人也上了车。