立彬の日本語
科学技術は人類に奉仕しなければ、それ自体では無意味である。
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Technology is in itself meaningless unless it serves mankind.
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科学技術， かがくぎじゅつ
1. science and technology
2. scientific technique
科学技术
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人類， じんるい
1. mankind, humanity
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奉仕， ほうし
1. service, ministry, attendance, church work
2. offering goods at a reduced price, providing a service for free
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なければ， 無ければ
1. if (it) doesn't exist, if there is no ..., if (one) doesn't have ...
2. if not ..., unless ...
3. have to ..., must ...
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それ自体， 其れ自体， それじたい
1. in itself, the thing itself, this itself, for its own sake, per se
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無意味， むいみ
1. nonsense, no meaning, meaningless
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である
1. be, is
是、=です、=だ
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
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
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で
1. at, in
2. at, when
3. by, with
4. within, in
5. and then, so
6. and, then
7. let me tell you, don't you know
表示范围
