立彬の日本語
原子爆弾は２０世紀物理学の所産だ。
tbd
原子弹是二十世纪物理学的产物。
The atomic bomb is the offspring of 20th century physics.
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原子爆弾， げんしばくだん
1. atomic bomb, A-bomb
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二十世紀， ２０世紀， にじっせいき， にじゅっせいき
1. twentieth century
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物理学， ぶつりがく
1. physics
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所産， しょさん
1. result, fruit (of), product (of)
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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
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