蜥蜴一种属于蜥蜴类目的爬行动物，特征是有带鳞狭长的身体、可移动的眼睑、四条腿和渐细的尾巴。

Any of numerous reptiles of the suborder Sauria or Lacertilia, characteristically having a scaly elongated body, movable eyelids, four legs, and a tapering tail.

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这种结构的刀常见有全龙骨柄芯和渐细(鼠尾)柄芯。

This kind of construction is known in the knife world as "full tang" or "narrow tang".

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形如纺锤状的，中部最宽，两端渐细。

Spindle-shaped; broadest near the middle and tapering toward both ends.

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