It involves the world's smallest pedicurists, and they're called doctor fish or nibble fish, as reporter Derek McGinty found out firsthand, or first foot.

这种方法请来了世界上最小的足部护理师，他们叫做医生鱼或亲亲鱼。记者德瑞克·麦金提取得了第一手信息，或者该说是第一脚信息。