Headstream
n. 源流
🗣️ 情景例句
You have that look in your eye.
你的眼睛里显示出你已有了答案。
Just a minute and I'll see if there are any flights.
等一下，我来看看有没有班机。
So he had gone to the stores and had obtained a fixture that fitted both the tap on the supply line and the end of the air-line.
所以他就到仓库找到一个既适合供应管也适合供气管的接头。