词汇	My father never smokes
释义	My father never smokes. 我父亲从不抽烟.
随便看	optically detected cyclotron resonance optically detected ESR optically detected magnetic resonance optically driven Optically driven rotation optically effective atmosphere optically empty optically-excitated laser optically excited optically excited laser optically-excited laser optically excited metastable level optically finished surface optically flat filter optically flat glass optically-flat glass opticallyflat glasses optically flat reflector optically flat surface optically flat wafer optically flat window optically focused beam optically-focused beam optically focused solar beam optically functional materials