立彬の日本語
失敗は彼の怠惰に起因していた。
tbd
The failure resulted from his idleness.
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失敗， しっぱい
1. failure, mistake, blunder
失败
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怠惰， 怠情， たいだ
1. lazy, idle, indolent, slothful
tbd
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起因， 基因， きいん
1. to be caused by, to result from, to arise from, to stem from, to be due to
2. cause, origin
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；表示与另一选项（无论是否明确提及）形成对比；表示强调