你知道么？（冷门知识集）

你知道猫头鹰是唯一能看见蓝色的鸟类么？你知道在70年的生命中，你大约要花23年的时间睡觉么？你不知道的各种趣味知识，让蠙个软件来告诉你！

软件收集了上百种涉及科学、地理、生物和生活常识的各种小知识，以随机的方式展现在你的面前，闲暇时偶尔读上一两条，既有乐趣又学到了不少的知识。

You know Owls are the only birds can see the blue it? You know that in 70 years of your life, you spend about 23 years of time to sleep it? You do not know the variety of interesting knowledge, let the software to tell you!

Software collects hundreds of involving science, geography, biology and life knowledge of all kinds of little knowledge, in a random way to show in front of you, and occasionally reading on one or two spare both fun and learned a lot of knowledge .