Dector
[计] 提取电路, 信号提取器
🗣️ 情景例句
We'll come upstairs and get you in a little while.
我们待会儿就上楼来带你下去。
Let's hope for the best.
让我们往好处想吧。
For hundreds of years, St.Bernard dogs have saved the lives of travellers crossing the dangerous Pass.
几百年来，圣伯纳德修道院驯养狗拯救了许多翻越这道山口的旅游者的生命。