英文俚語Idioms可以豐富你嘅詞彙，幫你用一個更加有趣嘅方式表達想講嘅嘢，咁你又知唔知英文有好多同顏色有關的idioms呢？今日就嚟先學包含’blue’同’green’嘅idioms啦！
1. Out of the blue 意想不到地
I had nearly given up hope when out of the blue I was nominated by the university as a student ambassador.
在我準備放棄希望時，意想不到地，我成功被大學提名成為了學生大使。
2. Once in a blue moon 千載難逢地
Kelvin always fails his English tests. However, he scored 80 marks in the previous exam once in a blue moon.
他的英語考試總是不及格，上次卻千載難逢地考取了80分的佳績。
3. Talk a blue streak 滔滔不絕
Jessica got home after a long vacation in Canada. She talks a blue streak to her family about her travel experiences even though it is already around midnight.
她結束在加拿大的悠長假期回家，雖然已經接近午夜時分，但她仍然在滔滔不絕地與家人 分享著她的旅行經歷。
4. Give the green light 准許
The employees were given the green light to start working on the new real estate project.
該僱員獲得准許開始從事新一份房地產項目。
5. Green around the gills 臉色蒼白
Jessica suddenly looked green around the gills after lunch, so she got off work three hours earlier than usual.
過了午飯時間，她突然臉色蒼白，所以她提前了三個小時下班。
