柯林斯詞典citric acid /?s?tr?k ??s?d/ 1. N-UNCOUNT Citric acid is a weak acid found in many kinds of fruit, especially citrus fruit such as oranges and lemons. 檸檬酸 返回 citric acid劍橋詞典a weak acid found in many types of fruit , especially oranges and lemons （尤指柑橘、檸檬類水果的）檸檬酸 返回 citric acid