- With concerted, never-ending effort:齐心协力地，彻底、不懈地：had to wait on them hand and foot.必须坚持等他们
- photodrama
- photoduplicate
- photodynamic
- photodynamics
- photoed
- photoelectric
- photoelectric cell
- photoelectric effect
- photoelectron
- photoemission
- photoengrave
- photoengraving
- photo-essay
- photo finish
- photofinishing
- photoflash
- photoflash bulb
- photoflash lamp
- photoflood
- photoflood bulb
- photoflood lamp
- photofluorogram
- photofluorography
- photog
- photog.