单词	guard cell
释义	guard cell noun : one of the two crescent-shaped epidermal cells that border and open and close a plant stoma Word History First Known Use 1875, in the meaning defined above
随便看	contributory mortgage contrist contristate contrite contrited contritely contriteness contritenesses contriter contritest contrition contritions contriturate contrivable contrivance contrivances contrivancy contrive contrived contrivements contriver contrivers contrives contriving control

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