立彬の日本語

彼らはエアロビクスで元気はつらつとしている。

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They keep up their spirits by doing aerobics.
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エアロビクス
1. aerobics
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元気はつらつ， 元気溌剌， 元気溌溂， げんきはつらつ
1. full of energy, full of liveliness, full of pep
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彼ら(かれら)
彼ら， 彼等， かれら
1. they, them
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は
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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で(#2028980)
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
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とする{としている}
とする
1. to try to ..., to be about to do ... 2. to decide to ... 3. to take as, to treat as, to regard as 4. to use for 5. to suppose that (such) is the case, to assume 6. to decide that, to think that 7. to make into, to change into 8. to feel (e.g. afte...
作为，对待；作为，认为；用作；试图……，打算……
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