1）out of the blue突爆冷门,2）the pink of perfection十全十美的东西或人,（3）the pink of politeness十分彬彬有礼；它又象征上流社会,天劈雳,（4）blue streak一闪即逝的东西.5）a green hand生手,（6）as green as grass幼稚,（7）a green horn容易上当的糊涂虫；它也象征妒忌,如（8） thegreen-eyed monster妒忌,（9）green with envy充满妒嫉,（10）a green eye 妒嫉的眼睛.
