Correct

逆流

/ nìliú / 
Strokes

Definition

against the stream/adverse current/a countercurrent/fig. reactionary tendency/to go against the trend

Example

As a Verb

go against the current/stream

1
Nìliú
逆流
ér
而
yóu
游

swim against the current

2
Nìliú
逆流
ér
而
shàng
上

go up a river; go upstream; go against the current/stream

As a Noun

adverse current; countercurrent; back current

3
Dǐngzhù
顶住
nìliú
逆流

resist the adverse current

As a Noun

countercurrent; reflux; counter/reverse flow

4
Nìliú
逆流
shì
式
huànrèqì
换热器

counter-flow/reversed-flow heat exchanger

5
Nìliú
逆流
fá
阀

reflux valve