wedge-shaped

释义

a. 楔形的\n[化] 楔形

例句

Note the wedge-shaped area of avascular necrosis (osteonecrosis) at the upper right of this femoral head.

可见股骨头右上方楔形的缺血性坏死（骨坏死）区。

Anchiornis's wrist bone was so wedge-shaped that it could fold its arms to its sides, keeping its arm feathers off the ground as it walked.

近鸟龙的腕骨呈深楔形，因此它可以将前肢折叠到身体两侧，行走时前肢上的羽毛可以悬空，不会拖在地面上。