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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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ドル， 弗

1. dollar 2. money, cash

美元

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どこ， いずこ， いずく， いづこ， いどこ， 何処， 何所， 何處

1. where, what place 2. how much (long, far), what extent

哪里

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いく， ゆく， 行く， 往く

1. to go, to move (towards), to head (towards), to leave (for) 2. to move through, to travel across, to walk along (e.g. a road) 3. to go (well, badly, etc.), to proceed, to turn out, to get along 4. to do (in a particular way), to go (with; a choice...

去，进行；穿过，走；做，试

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は

1. indicates sentence topic 2. indicates contrast with another option (stated or unstated) 3. adds emphasis

指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调

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へ

1. to, towards, for

格助词，向，朝，为了

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の

1. indicates possessive 2. nominalizes verbs and adjectives 3. substitutes for "ga" in subordinate phrases 4. (at sentence-end, falling tone) indicates a confident conclusion 5. (at sentence-end) indicates emotional emphasis 6. (at sentence-end, risi...

句尾起强调作用；助词，表示所有关系

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