noun🔗Share小溪，细流。 A small brook or stream; a streamlet."A rivulet of tears ran down his face."一行泪珠顺着他的脸颊流了下来，像小溪一样。naturegeographyenvironmentChat with AIVocabulary GamePractice Reading
noun🔗Share细纹曲尺蛾 Perizoma affinitatum, a geometrid moth."Because the specimen was identified as a rivulet, a type of geometrid moth, the entomology student carefully pinned it to the display board alongside other similar insects. "因为这个标本被鉴定为细纹曲尺蛾，所以这位昆虫学专业的学生小心翼翼地将它和其他类似的昆虫一起，用针固定在展示板上。insectanimalbiologynatureChat with AIVocabulary GamePractice Reading
