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CET-4 CET-6 考研 TOEFL IELTS BNC: 6151 COCA: 5497

optical

optical /ˈɑːptɪkəl/ adjective
optical
/ˈɑːptɪkəl/
adjective
Learner's definition of OPTICAL
technical
: used to help a person see有助于视力的
: relating to or using light光的;用光的
: involving the use of devices that get information for a computer by identifying patterns of light光学识别的

— optically

/ˈɑːptɪkli/ adverb

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