backward flowcounter currentcountercurrentcounterflowreverse direction flowreverse flowreverse-direction flowreversed currentreversed flow反向: opposite direction; reverse; ...底层反向流: underset; undertow反向流变: reverse flow反向流程: backward flow反向流动: contra flow; counterflow; reversal of flow; reversed flow下载手机词典可随时随地查词查翻译