Look at this glass of water. I put a pencil in it.
看看這杯水。我把一支鉛筆放進去。
My Little Sister Learns Refraction
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Oh! The pencil looks broken, but it is not.
哦！鉛筆看起來斷了，但其實沒有。
The light bends in the water. This is called refraction.
光在水裡會彎曲。這叫做折射。
Science is like a magic trick. Try it yourself!
科學就像一個魔術。你也自己試試看！