discoloration
US /dɪˌskʌl.əˈreɪ.ʃən/
UK /dɪˌskʌl.əˈreɪ.ʃən/
名詞
1.
変色
a change to the original color of something that makes it look unpleasant or damaged:
例:
•
Too much fluoride can cause a harmless discoloration of the teeth.
Lingolandでこの単語を学ぶ
変色
a change to the original color of something that makes it look unpleasant or damaged: