A citrus fruit is a juicy fruit with a sharp taste such as an orange, lemon, or grapefruit.
例句
...citrus groves.柑橘林
英漢詞典釋義
n.
柑橘屬果樹
citrus fruits such as limes and lemons柑橘屬水果，例如酸橙和檸檬The frost last week was a great calamity to the citrus industry.上周的霜凍對柑橘種植業是一場大災難。Citrus growers were cautioned to protect the fruit from frost.種柑橘者收到防霜保橘的警告。
英英詞典釋義
Noun
1. any of numerous fruits of the genus Citrus having thick rind and juicy pulp; grown in warm regions
2. any of numerous tropical usually thorny evergreen trees of the genus Citrus having leathery evergreen leaves and widely cultivated for their juicy edible fruits having leathery aromatic rinds