立彬の日本語
彼らは泳がなかった、なぜなら寒かったからである。
tbd
They didn't swim because it was cold.
781
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泳ぐ, 游ぐ, およぐ
1. to swim
2. to struggle through (a crowd)
3. to make one's way through the world, to get along (in life)
4. to totter, to lose one's balance
游泳;在人群中艰难穿行;在世上闯荡,谋生;摇摇晃晃,失去平衡
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なぜなら, 何故なら
1. because, the reason is, if you want to know why
因为,原因在于,如果你想知道为什么
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寒い, さむい, さぶい
1. cold (e.g. weather)
2. uninteresting (esp. joke), lame, dull, weak, corny
冷的
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である
1. be, is
是、=です、=だ
彼ら, 彼等, かれら
1. they, them
tbd
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题
から
1. from (e.g. time, place, numerical quantity), since
2. from (originator), by
3. because, since
4. out of (constituent, part)
5. through (e.g. window, vestibule)
6. after, since
7. expresses sympathy or warning
从,自……;因为;被,用于……