YOU SAID:

Dusty needs more knowledge

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ほこりっぽいより多くの知識が必要

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Dusty more knowledge is needed

INTO JAPANESE

ほこりっぽいより多くの知識が必要です

BACK INTO ENGLISH

You need more knowledge than dusty

INTO JAPANESE

ほこりっぽい以上の知識が必要

BACK INTO ENGLISH

Need more knowledge than dusty

INTO JAPANESE

ほこりっぽいよりも多くの知識が必要

BACK INTO ENGLISH

Need more knowledge than dusty