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社会福祉， しゃかいふくし

1. social welfare

tbd

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制度， せいど

1. system, institution, organization, organisation

制度

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抜本的， ばっぽんてき

1. drastic, radical

tbd

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改革， かいかく

1. reform, reformation, reorganization

改革

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必要， 必用， ひつよう

1. necessary, needed, essential, indispensable 2. necessity, need, requirement

必要的，必需的，必不可少的，不可缺少的；必要性，需要，要求

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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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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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です

1. be, is

断定助动词，是，是也

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