noun 下载 🔗分享 山楂,山里红 Any of various shrubs and small trees of the genus Crataegus having small, apple-like fruits and thorny branches Examples : "The farmer planted a hawthorn hedge along the edge of his field to keep the sheep from escaping, using its thorny branches as a natural fence. " 为了防止羊逃跑,农夫沿着田地边缘种了一排山楂树作为树篱,利用它带刺的枝条作为天然的围栏。 plant nature biology fruit 与AI对话词汇游戏阅读练习