the seedcase of [plant]
The seedcase of the orchid is small.
兰花的种壳很小。
种壳
seedcases — plural of seedcase
植物的种子囊；果壳。
the container that holds a plant's seeds (not the seeds themselves)
指包裹种子的果壳或荚，不是种子本身。
植物的种子囊；果壳。
A pouch-like structure of a plant that encloses the seeds.
The dry seedcase split open and released the tiny seeds.
干枯的种壳裂开，释放出细小的种子。
用法提示：这里 seedcase 是名词，指包着种子的外壳。
Each seedcase contains several small seeds that we can plant in spring.
每个种壳里有几颗小种子，我们可以在春天种下。
用法提示：这里用单数 seedcase 表示一个种壳。
She collected a few seedcases from the garden to study their shapes.
她从花园里收集了几个种壳，用来研究它们的形状。
用法提示：这里用复数 seedcases，是 seedcase 的复数形式，作宾语。
The seedcase of the orchid is small.
兰花的种壳很小。
A hard seedcase protects the seed.
坚硬的种壳保护种子。
The seedcase splits open when ripe.
成熟时种壳裂开。
The seeds are contained in the seedcase.
种子包含在种壳中。
grammar · medium
易错句子I planted the seedcase in the soil.
正确表达I planted the seed in the soil.
seedcase 指种壳或种子的容器，而非种子本身。错句将种子误称为 seedcase，属于部分与整体的混淆。
grammar · medium
易错句子I bought a seedcase of sunflower seeds.
正确表达I bought a packet of sunflower seeds.
seedcase 是植物学中的结构（如种荚），不是商业包装。用 seedcase 表示‘种子袋’是词义泛化错误。
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