A small croaker (Leiostomus xanthurus) of North American Atlantic waters, having a dark mark above each pectoral fin and valued as a food and sport fish.是什么意思_A small croaker (Leiostomus xanthurus) of North American Atlantic waters, having a dark mark above each pectoral fin and valued as a food and sport fish.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句