corncob

汉语翻译：
n. 玉米棒子的芯, 玉米穗轴, 玉米芯, 穗轴, 玉米棒子英语解释：
名词 corncob:

the hard cylindrical core that bears the kernels of an ear of corn

详细解释：
corn.cob
n.（名词）
The hard, thick, cylindrical central core on which are borne the grains or kernels of an ear of corn, usually in rows.
玉米棒子芯：玉米穗上通常一列列的，上面长有玉米颗粒的坚硬而厚的圆柱中心
A corncob pipe.
玉米棒子芯烟斗