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無駄， 徒， むだ， ムダ
1. futility, waste, uselessness, pointlessness, idleness
徒劳，浪费，无用，无意义
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抵抗， ていこう
1. resistance, opposition, standing up to
2. reluctance, repulsion, repugnance
3. resistance, drag, friction
4. electrical resistance
5. resistor
抵抗
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
