一いっ旦たん

import { getVocabById } from 'kotowa';
getVocabById('e2c0c40491'); // 一旦

{
  "id": "e2c0c40491",
  "word": "一旦",
  "reading": "いったん",
  "romaji": "ittan",
  "meanings": [
    "once",
    "for a moment",
    "one morning",
    "temporarily"
  ],
  "level": "N2",
  "pos": [
    "adv"
  ],
  "jmdict_id": 1164650,
  "examples": [
    {
      "ja": "いったんしたことは元どおりにならない。",
      "en": "What is done cannot be undone.",
      "tatoeba_id": 228888
    },
    {
      "ja": "いったん始めたら、やり続けてください。",
      "furigana": "いったん{始|はじ}めたら、やり{続|つづ}けてください。",
      "en": "Once you start, carry it on.",
      "tatoeba_id": 228876
    }
  ],
  "zh": {
    "status": "reviewed",
    "source_hash": "d73c68ee6a49cdf9f5a8450d40b5c2abf18a796ba83a043f6d1a39a012b8eaa2",
    "meanings": [
      "一旦",
      "暂时"
    ],
    "examples": [
      {
        "ja": "いったんしたことは元どおりにならない。",
        "zh": "一旦做过的事就无法恢复原状。"
      },
      {
        "ja": "いったん始めたら、やり続けてください。",
        "zh": "一旦开始，请继续做下去。"
      }
    ],
    "references": [
      "upstream vocab/n2/e2c0c40491",
      "JMdict ent_seq 1164650; local JMdict_e.gz",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28",
    "review_hash": "65fd2e4144ff1944298c2cdce8866e68a62ef22e1f41ad6ba623ddb31bb9d4d1",
    "notes": "一旦可表示暂时，也可与后项表示一旦发生某事。"
  }
}