ja 大気汚染 (n)
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Weight: 1.0
en air pollution Source: English Wiktionary
ja 空気
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Weight: 0.25
ja 大気汚染 Source: 5 players of nadya.jp
ja PM2.5
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Weight: 0.2
ja 大気汚染 Source: 4 players of nadya.jp
ja 公害
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Weight: 0.2
ja 大気汚染 Source: 4 players of nadya.jp
ja 排気ガス
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Weight: 0.15
ja 大気汚染 Source: 3 players of nadya.jp