"мм" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "俄語 單位",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語無生名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語無語尾變化名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語縮寫",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語詞元",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄語陽性名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有1個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": "миллиме́тр (millimétr) 的縮寫。",
  "forms": [
    {
      "form": "mm",
      "tags": [
        "romanization"
      ]
    }
  ],
  "lang": "俄語",
  "lang_code": "ru",
  "pos": "noun",
  "raw_tags": [
    "無語尾變化"
  ],
  "senses": [
    {
      "glosses": [
        "毫米"
      ],
      "id": "zh-мм-ru-noun-DYWBEuoV"
    }
  ],
  "tags": [
    "inanimate",
    "masculine"
  ],
  "word": "мм"
}

{
  "categories": [
    "俄語 單位",
    "俄語名詞",
    "俄語無生名詞",
    "俄語無語尾變化名詞",
    "俄語縮寫",
    "俄語詞元",
    "俄語陽性名詞",
    "有1個詞條的頁面",
    "有詞條的頁面"
  ],
  "etymology_text": "миллиме́тр (millimétr) 的縮寫。",
  "forms": [
    {
      "form": "mm",
      "tags": [
        "romanization"
      ]
    }
  ],
  "lang": "俄語",
  "lang_code": "ru",
  "pos": "noun",
  "raw_tags": [
    "無語尾變化"
  ],
  "senses": [
    {
      "glosses": [
        "毫米"
      ]
    }
  ],
  "tags": [
    "inanimate",
    "masculine"
  ],
  "word": "мм"
}