基本解释

• [生物学]外珠被

英汉例句

双语例句

• The micropyle is formed with inner integuments and partial outer integument.
  珠孔由内珠被和腹侧外珠被构成。
• The seed-coat develops from outer integument cell. Endosperm cell remain 1-2 layers in mature seed.
  成熟种子中，种皮由外珠被构成，胚乳细胞残留1～2层。
• The shedding of an outer integument or layer of skin, as by insects, crustaceans, and snakes; molting.
  蜕毛，蜕皮，蜕化：脱去一层外壳或皮层，如昆虫、甲壳纲动物和蛇的蜕皮；蜕毛。

专业释义

生物学

• 外珠被