| 单词 | optical |
| 释义 | optical —optically, adv. /op"ti keuhl/, adj. 1. of, pertaining to, or applying optics or the principles of optics. 2. constructed to assist sight or to correct defects in vision. 3. of or pertaining to sight or vision; visual. 4. of or pertaining to the eye. 5. of or pertaining to an optician or opticians or to their products, esp. eyeglasses: an optical service. 6. dealing with or skilled in optics. n. 7. opticals. See optical effects. [1560-70; OPTIC + -AL1] |
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