Silverback gorilla, Chalk board. 銀背大猩猩, 黑板

Kumbuka, a male silverback gorilla, inspects the keeper's chalk board in his enclosure at the London Zoo.
January 2, 2014  http://www.voanews.com/media/photogallery/january-2-2014-day-in-photos/1822295.html

Kirsty Wigglesworth/AP Photo

Getty
Yahoo News Photos  http://yahoonewsphotos.tumblr.com/
Photos of the day - January 2, 2014  http://news.yahoo.com/photos/photos-of-the-day-january-2-2014-slideshow/
http://news.yahoo.com/photos/london-zoo-s-annual-animal-stocktake-slideshow/

black chalkboard

Wooden black chalkboard icon (PSD) | GraphicsFuel.com  http://www.graphicsfuel.com/2012/02/wooden-black-chalkboard-icon-psd/

chalkboard是什么意思_chalkboard在线翻译_英语_读音_用法_例句_海词词典
n.黑板
http://dict.cn/chalkboard

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