Wellheads
(wellhead 的复数) n. 水源, 泉源
🗣️ 情景例句
How long does it take you to get through a letter?
你写一封信要花多少时间？
Please be aware that this is a crucial issue to us.
请了解这一点对我们至关重要。
How long have you lived there?
你在那里住多久了？