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单词	picogram
释义	pi·co·gram (pēkə-grăm′, pī-) n. One trillionth (10-12) of a gram.
随便看	account for accounting accouter accouterment accoutre accoutrement Accra accredit accreditable accreditation accrete accretion accretionary accretion disk accretive accruable accrual accrue accruement acct. acculturate acculturation acculturational acculturative accumbent

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