柯林斯詞典welt /w?lt/ (welts) 1. N-COUNT A welt is a mark made on someone's skin, usually by a blow from something such as a whip or sword. (擊打或擦傷所致的)紅腫 返回 welt劍橋詞典a raised , red area of skin caused by being hit or by cuts healing （皮膚上受擊打後畱下的）淤傷，腫塊；疤痕 返回 welt