photonegative
/ˌfəutə'neɡətiv/ /ˈfotoˈnɛɡətɪv/
n. 
趋
性的
趋性的photonegative effect
n. 
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deuce, deuce-ace, deuced, deucedly, de-update, deurbanization, deurbanize, Deus, deus ex machina, deustate,
相似单词
photon, photonasty, photoncia, photon-counting, photone, photonegative, photonephelometer, photoneutrino, photoneutron, photonic,