你可以自己试试: ' D0 Q3 ?+ m, N( c3 t: G, k5 G1 V* w4 r$ h8 U8 E; y The 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 5 F( Z* u+ ^/ [7 C% k- V \3 v* d3 _& i6 k( F) u4 q