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大変， 大へん， たいへん

1. very, greatly, terribly, awfully 2. immense, enormous, great 3. serious, grave, dreadful, terrible 4. difficult, hard, challenging 5. major incident, disaster

非常、极其、非常严重、极其糟糕；巨大、庞大；严重、严峻、可怕、糟糕；困难的、艰难的、具有挑战性的；重大事件、灾难

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パスポート

1. passport

护照

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なくなる， 無くなる

1. to be lost (e.g. luggage), to be missing 2. to be used up, to be run out, to be exhausted, to be consumed, to be reduced to zero, to not occur any more 3. to disappear (e.g. pain), to be lost (e.g. a dream, confidence)

丢失（如行李），失踪；用完，耗尽；消失，迷失

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だ

1. be, is

断定助动词，是，是也

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が

1. indicates the subject of a sentence 2. indicates possession 3. but, however, (and) yet, though, although, while 4. and 5. used after an introductory remark or explanation 6. regardless of ..., whether ... (or not), no matter ... 7. indicates a des...

tbd

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