2005-04-20 13:47:39perfecBlue
[分享] Once in a Blue Moon
They say, "once in a blue moon, good things happen."
This saying originated from an astronomical phenomenon. A blue moon actually means having a full moon twice in the same month. As this is extremely rare, people usually associated it with a blessing or a happy incident.
Image source: http://www.galacticimages.com
This saying originated from an astronomical phenomenon. A blue moon actually means having a full moon twice in the same month. As this is extremely rare, people usually associated it with a blessing or a happy incident.
Image source: http://www.galacticimages.com