Backward flow
[机] 逆流, 对流, 反流
🧩 词语组成解析
flow
[fləu]
vi. 流;垂;流出;（谈话、文体等）流畅;
n. 流动;滔滔不绝;涨潮;连贯;
vt. 使泛滥;淹没;排出;
🗣️ 情景例句
Sure. Where are you going?
当然。您要去哪里？
There was a big choice of shops in the small town.
这个小镇上有好多商店可供选择。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。