finder
(1)取景器，录像器
(2)瞄准器
(3)测距仪

• cam-plate
• camshaft tester
• can
• Canada balsam
• canal
• canal ray
• canal ry
• cancellation
• cancellation amplifier
• canceller
• candela 1
• candescence
• candle
• candle power
• candles per unit area
• candoluminescence
• canning aperture
• cannula
• canonial
• canonical assemblage
• canonical equation
• canonical function
• canonical matrix
• canonical transformation
• canonic form