擦擦 cā cā wipe

擦除 cāchú erasing; erasure

擦掉 cādiào obliterating

擦干 cā gān dry

擦剂 cājì liniment

擦肩而过 cā jiān érguò pass by

擦去 cāqù expunged

擦伤 cāshāng scuff

擦拭 cāshì wipe

擦洗 cāxǐ scrub; scrubbing

擦音 cāyīn fricatives

摩擦 mócā chafe; chafing; friction; frictional; frictionless

磨擦 mócā attrition; gritted

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