noun 下载 🔗分享 玉米芯, 玉米棒子 The central cylindrical core of an ear of corn (maize) on which the kernels are attached in rows. Examples : "After the kids ate the corn on the cob, they tossed the corncobs into the compost bin. " 孩子们啃完玉米棒子后,就把玉米芯扔进了堆肥箱。 agriculture plant part food vegetable 与AI对话词汇游戏阅读练习