Rather than being perfectly square or rectangular, the keys have one rounded, curved side, giving them the look of a tooth or roof shingle.

不同于以往的正方形或者矩形，这些键有着圆弧形的边缘，使它们看起来像是牙齿或者瓦片。

youdao

If it is a lower baby tooth, throw it up onto the roof;

在日本，如果掉的是下牙，就扔到房顶上去；

youdao

Rather than being perfectly square or rectangular, the keys have one rounded, curved side, giving them the look of a tooth or roof shingle.

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Clustered around a serene lake, the city is framed by two striking religious monuments a towering white Buddha that looks down on the city from the hills and the gold canopied roof that crowns the lakeside Temple of the Tooth.

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