power
(1)率
(2)功率，功，能，电力
(3)本领
(4)幂，乘方
(5)光焦度，光焦强

• proper alignment
• proper drag
• proper motion
• proper oscillation
• property
• proper value
• proper vector
• proportion
• proportional intensification
• proportionality constant
• proportionality factor
• proportional limit
• proportional scale
• proportioner
• proportion facotr
• propulsion
• prostate gland
• prostatic lumen
• protactinium
• protanope
• protanopia
• protectant
• protecting cover
• protecting glass
• protecting screen