Equidensity
等浓度
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
I'm glad to hear about your graduation.
我很高兴得知你毕业了。
Their interest is listening to others.
他们的兴趣是听别人说话。