单词	double assurance
释义	double assurance noun : dual control of differentiation resulting from synergistic interaction of a specific organizer and a competent embryonic tissue capable of self-differentiation in the absence of the organizer Word History Etymology translation of German doppelte sicherung
随便看	platanna platano platans platantherae platantheras platanus platanuses platanusses platband platbands platch plate plate armor plate battery plate beam plate block plate bolt plate bone plate budding plate bulb plate calender plate circuit plate clutch plate column plate count

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