noun🔗Share四眼鱼,加拉辛鱼. Any of numerous species of small South American freshwater fish of the family Characidae, popular in home aquariums."The aquarium in the doctor's waiting room was filled with brightly colored tetra and lush green plants. "医生候诊室里的鱼缸里养着色彩鲜艳的四眼鱼和茂盛的绿色植物。fishanimalChat with AIVocabulary GamePractice Reading