noun 下载 🔗分享 硬纸板,纤维板 A high-density chipboard. Examples : "The back of my bookshelf is made of hardboard, which is strong and prevents it from bending. " 我的书架背板是用纤维板做的,这种材料很结实,能防止书架弯曲变形。 material building 与AI对话词汇游戏阅读练习