Uflow
(=underflow)浓泥, 底流
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
Do you have nay objection to the stipulations about the packing and shipping marks?
有关包装运输唛头的条款你们有什么异议吗？
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，