Bil
基本脉冲电平（Basis Impulse Level）；基本绝缘电平（Basic Insulation Level ）
🗣️ 情景例句
OK, Robbie, maybe you should watch him. Robbie
也许你得看着他点。
I'm gonging to show him how to play bridge.
我正要指点他如何打桥牌。
We are late already.
现在就已经晚了。