backwash

[das] 流
reverse current, back current, backwash, back stream, return flow

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[das] 以橹的水。浪涛。逆流。。
backwash

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[der]
① 流。逆流 return flow, backwash, back stream

② 向电流。逆流。流。 back current, return current, reverse current

③ 再带走,再曳行 re-entrainment

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[die] 流，流
back stream, reflow, return flow, backlayering, backflow, reverse flow, backwash