单词	devas
释义	同deva
随便看	optical null point optical-null spectrophotometer optical numerical aperture optical nutation optical observation optical oceanography optical opacity optical orientation optical orthogonal code (optical) orthorhombic crystal optical oscillator optical oscillograph optical out-coupling optical output power optical output ratio optical ozonesonde optical ozonesonde (system) optical packaging optical packet optical packet communication optical packet network optical packet switch optical packet switched networks optical packet switching optical page reader