【建】 anti-gray-hair factor
contend with; defy; fight; refuse; repel; resist
【医】 Adv.; contra-; ob-
ash; discouraged; dust; grey
【医】 ash; spodo-
careless; feather; gross; hair; mildew; scared; semifinished
【医】 capilli; capillus; crinis; hair; pili; pilo-; pilus; thrix; trich-
tricho-
element; factor; ingredient
【化】 factor
【医】 factor; moment
【经】 factor