单词 几丝 例句 DEFINITIVE EXAMPLES 权威例句〔LITTLE〕Police found traces of blood on the killer's shoes. 警方在凶手的鞋子上发现了几丝血迹。朗文写作活用〔SMALL〕Police found minute traces of blood on the car seats. 警察在汽车的座位上发现几丝血迹。朗文写作...