小男孩喜欢在新铅笔杆上直的，或是绕着笔杆刻下棋盘般的方格图案。

Little boys like to carve a checkerboard pattern down the length of a new pencil and all the way around it.

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铅笔原料主要有铅笔杆用料、石墨铅芯原料、颜色铅芯原料和外观装饰用料等。 铅笔杆用料主要包括木材和胶合剂。

Pencil raw material mainly has the lead penstock needed materials, graphite lead raw material, color lead raw material and the outward appearance decoration needed materials and so on.

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