| 释义 |
seed case si:dkeis 短语¹³¹⁶²⁰⁺³
基本英英例句例句
果皮
名词 seedcase:
the vessel that contains the seeds of a plant not the seeds themselvesA single seed is enclosed by a thin pericarp.一个单独籽粒，外面裹有一薄层果皮。
Malania oleifera fruit will fall from the tree in a very short time when it is ripe.Its pericarp contains the ingredients that can control seed germination.蒜头果果熟后在很短时间内便自行脱落，其果皮含有抑制种子发芽的物质。 The anti-virus components from walnut leaves and green seed case are mainly components of low and moderate polarity.
核桃叶、青皮中抗病毒活性物质以低级性和中等极性物质为主； fabiao |