你可以自己试试: 1 d2 E; r$ @/ ?$ B 0 J$ p+ n K% wThe dishwasher drain hose should be secured to the underside of the counter and should form a loop under the sink to protect against contamination from possible back-flow 8 s7 @" N) n) j0 V7 r2 c: A & x' O; Q" @2 G" P: b) v0 B5 E