立彬の日本語
大学生である姉は、弁論大会で優勝した。
tbd
My sister, a university student, won first prize in the speech contest.
922
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大学生， だいがくせい
1. university student, college student
tbd
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である
1. be, is
是、=です、=だ
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弁論大会， べんろんたいかい
1. speech contest
tbd
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優勝， ゆうしょう
1. overall victory, championship, winning the title
2. (being in) heaven, bliss, perfect contentment
最优，冠军
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
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
する， 為る
1. to do, to carry out, to perform
2. to cause to become, to make (into), to turn (into)
3. to serve as, to act as, to work as
4. to wear (clothes, a facial expression, etc.)
5. to judge as being, to view as being, to think of as, to treat as, to use...
做，作，干，执行
