发明
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정의
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发明를 포함하는 단어
the four great Chinese inventions: paper, printing, magnetic compass and gunpowder
inventor
to invent and innovate
inventor
inventor
Necessity is the mother of invention (European proverb).
로그인하여 이 단어를 학습 목록에 저장하세요.
the four great Chinese inventions: paper, printing, magnetic compass and gunpowder
inventor
to invent and innovate
inventor
inventor
Necessity is the mother of invention (European proverb).