involucre造句

例句与造句

1. But a kind of pseudocarp ( false fruit ) in which the fruit is encased in a barbed involucre
   刺果：一种类型的假果，果实被包裹在有倒刺的花被中。
2. In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre
   在菊科植物中，苞片数目多而聚生在花序外围，称为总苞。
3. It's difficult to find involucre in a sentence. 用involucre造句挺难的