"左鮃右鰈" meaning in Japanese

{
  "etymology_text": "Literally, \"left [is] olive flounder, right [is] righteye flounder.\"",
  "forms": [
    {
      "form": "左鮃右鰈",
      "ruby": [
        [
          "左",
          "ひだり"
        ],
        [
          "鮃",
          "ひらめ"
        ],
        [
          "右",
          "みぎ"
        ],
        [
          "鰈",
          "かれい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hidari hirame migi karei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "ひだり ひらめ みぎ かれい"
      },
      "expansion": "左(ひだり)鮃(ひらめ)右(みぎ)鰈(かれい) • (hidari hirame migi karei)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant manual transliterations",
          "parents": [
            "Terms with non-redundant manual transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The way to distinguish an olive flounder from a righteye flounder. 鮃(ひらめ) (hirame, “olive flounder”) can be distinguished from 鰈(かれい) (karei, “righteye flounder”) by noting that the eyes of the former are on the left and the eyes of the latter are on the right."
      ],
      "id": "en-左鮃右鰈-ja-phrase-UaChmA5w",
      "links": [
        [
          "鮃(ひらめ)",
          "鮃#Japanese"
        ],
        [
          "hirame",
          "hirame#Japanese"
        ],
        [
          "鰈(かれい)",
          "鰈#Japanese"
        ],
        [
          "karei",
          "karei#Japanese"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "左鮃右鰈"
}

{
  "etymology_text": "Literally, \"left [is] olive flounder, right [is] righteye flounder.\"",
  "forms": [
    {
      "form": "左鮃右鰈",
      "ruby": [
        [
          "左",
          "ひだり"
        ],
        [
          "鮃",
          "ひらめ"
        ],
        [
          "右",
          "みぎ"
        ],
        [
          "鰈",
          "かれい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hidari hirame migi karei",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "idiom",
        "2": "ひだり ひらめ みぎ かれい"
      },
      "expansion": "左(ひだり)鮃(ひらめ)右(みぎ)鰈(かれい) • (hidari hirame migi karei)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese idioms",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with hyōgaiji kanji",
        "Japanese terms with non-redundant manual transliterations",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with four Han script characters"
      ],
      "glosses": [
        "The way to distinguish an olive flounder from a righteye flounder. 鮃(ひらめ) (hirame, “olive flounder”) can be distinguished from 鰈(かれい) (karei, “righteye flounder”) by noting that the eyes of the former are on the left and the eyes of the latter are on the right."
      ],
      "links": [
        [
          "鮃(ひらめ)",
          "鮃#Japanese"
        ],
        [
          "hirame",
          "hirame#Japanese"
        ],
        [
          "鰈(かれい)",
          "鰈#Japanese"
        ],
        [
          "karei",
          "karei#Japanese"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "左鮃右鰈"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "左鮃右鰈"
  ],
  "section": "Japanese",
  "subsection": "idiom",
  "title": "左鮃右鰈",
  "trace": ""
}