tā / yòng / ruǎn bù / zǐ xì / cā shì / dāo shēn / què rèn / shàng miàn / méi yǒu / cán liú / de / shuǐ fèn

他用软布仔细擦拭刀身，确认上面没有残留的水分。

He carefully wiped the blade with a soft cloth to make sure no moisture remained on it.