Dbv
[电] 和阻抗水平无关的电压增减
🗣️ 情景例句
I suppose you want to apply to Columbia.
我猜想你会申请Columbia大学。
She is a reliable assistant.
她是个可信赖的助手。
Well, we can't take Polly with us. Could you look after her for me while we're away?
嗯，我们不带波利去。我们不在这里时，您能帮我照料它吗？