1. 逆流：counterclockwise rotation 反时针旋转 | countercurrent 逆流 | counterforce 反力

2. 逆流,对流：countercurrent 逆流处理 | countercurrent 逆流,对流 | countercurrentflow 逆流

3. 对向流动;迎面流动：counter-boring 锪孔 | countercurrent 对向流动;迎面流动 | counterflow 对向流动;迎面流动

4. 反向电流：countercurrentbraking反疗动 | countercurrent反向电流 | counterelectromotiveforcecell反压电池

noun

1. actions counter to the main group activity

e.g. political crosscurrents disrupted the conference

Synonym: crosscurrent

2. a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current

Synonym: ripriptidetide ripcrosscurrent