鏽蝕 [锈蚀]

Jyutping sau3 sik6
Pinyin xiù shí

Definitions (CC-CANTO)
  1. corroded by rust; rusty
Definitions (粵典–words.hk)
  1. 動詞
    金屬​氧化​，​導致​份量​減少
    (of metals) to corrode (by oxidation)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）