印戒
signet ring (cell)
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📖 Additional Information
English Phonetic:
sel
Detailed Definition:
n. any small compartment\nn. (biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals\nn. a device that delivers an electric current as the result of a chemical reaction\nn. a small unit serving as part of or as the nucleus of a larger political movement