〜とは限らない

import { getGrammarById } from 'kotowa';
getGrammarById('to-wa-kagiranai');

{
  "id": "to-wa-kagiranai",
  "pattern": "〜とは限らない",
  "reading": "〜とはかぎらない",
  "romaji": "to wa kagiranai",
  "level": "N2",
  "meaning": "not necessarily; not always",
  "formation": "Verb-plain / i-Adj / na-Adj / Noun + とは限らない",
  "examples": [
    {
      "ja": "値段が高いからといって、品質がいいとは限らない。",
      "furigana": "{値段|ねだん}が{高|たか}いからといって、{品質|ひんしつ}がいいとは{限|かぎ}らない。",
      "en": "Just because something is expensive doesn't necessarily mean it's good quality."
    },
    {
      "ja": "専門家の意見がいつも正しいとは限らない。",
      "furigana": "{専門|せんもん}{家|か}の{意見|いけん}がいつも{正|ただ}しいとは{限|かぎ}らない。",
      "en": "Experts' opinions are not always right."
    }
  ],
  "tags": [
    "negation",
    "possibility"
  ],
  "notes": "Denies that something is always true; often with 必ずしも or 〜からといって.",
  "zh": {
    "status": "reviewed",
    "source_hash": "c9849392ec9bd57b69cf90160eb836890417e709998fd1badc8b01b8b827337f",
    "meanings": [
      "未必",
      "不一定"
    ],
    "formation": "动词・い形容词普通形＋とは限らない；な形容词词干・名词＋とは限らない",
    "explanation": "否定某事总是成立的判断。",
    "notes": "常与必ずしも搭配。",
    "examples": [
      {
        "ja": "値段が高いからといって、品質がいいとは限らない。",
        "zh": "价格高，品质未必就好。"
      },
      {
        "ja": "専門家の意見がいつも正しいとは限らない。",
        "zh": "专家的意见未必总是正确的。"
      }
    ],
    "references": [
      "sources/grammar/n2.json#to-wa-kagiranai",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28",
    "review_hash": "b7d002c356a5c4cd367395de2d2cee027749905cbf038f1dcfd9c7fd3200a823"
  }
}