立彬の日本語
天文学は宇宙の科学である。
tbd
Astronomy is the science of the universe.
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天文学， てんもんがく
1. astronomy
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宇宙， うちゅう
1. universe, cosmos, space
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科学， かがく
1. science
2. to think about scientifically, to think in terms of science
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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
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