optronics
/ɔp'trɔniks/
n. 
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lakatoi, lake, Lake Baikal, Lake District, Lake Erie, lake poets, Lake Superior, Lake Tahoe, lake trout, lakefront,
相似单词
optophone, optotransistor, optotype, OPTRAC, optron, optronics, opulence, opulent, opulently, opuntia,