haustrum
常见例句
- In addition .there occurred difference in the structure of cotyledonary haustrum and other storages.
此外在子葉吸器的結搆和其它貯藏物等方麪也存在差異。 - The haustrum structure of the two were similar and both were composed of parenchyma and spiral vessel.
北桑寄生葉較薄,葉脈發達,無柵欄組織和海緜組織的分化。 返回 haustrum