锈斑
rust spot; rust stain (on metal)
Traditional: 鏽斑
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📖 Additional Information
English Phonetic:
rʌst
Detailed Definition:
n. a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture\nn. a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi\nn. the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water\nn. any of various fungi causing rust disease in plants