Uflow
(=underflow)浓泥, 底流
🗣️ 情景例句
Too noisy to study.
太吵了书看不下去。
Beauty, unaccompanied by virtue, is as a flower without perfume.
美而无德犹如花之无香。
when the plane suddenly turned round and flew back to the airport.
这时飞机突然调转头来，飞回了机场。