着色剂（颜料）

dye;pigment;colouring agent

• adoption
• adoptive
• adore
• adult
• advance
• advanced
• advancement
• advantage
• advantageous
• adventure
• adventurer
• adverb
• adverse
• adversely
• adversity
• advertise
• advertisement
• advice
• advisable
• advise
• advisory
• advocate
• advocator
• aerial
• aeroplane