Airbronchogram
空气支气管造影照片
🗣️ 情景例句
Let me help.
我来帮忙。
When the fire started, I was writing letters.
当火起来的时候，我在写信。
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。