詞語：gymnosperm
gymnosperm的解釋
gymnosperm['dʒimnəuspə:m]n. 裸子植物
gymnosperm的意思
gymnosperm 裸子植物;裸子植物門;棵子植物;Gymnosperm Stems 裸子植物莖;
gymnosperm的參考例句
1.Gymnosperm Jisheng is the Jurassic period. 侏羅紀是裸子植物的極盛期。
2.From the present results, we considered that tracheary elements that conduct water and mineral in ferns and gymnosperm are tracheids. 由此可以推測蕨類植物和裸子植物中輸導水分和礦物質的管狀分子主要為管胞。
3.In Mesozoic, Guangdong flora had a big change, the gymnosperm was prosperous, but it was evolved from the late Paleozoic Cathaysian flora as a whole. 中生代，廣東植物區系成分發生了很大的變化，裸子植物大量繁盛，但總體上是在本區晚古生代華夏植物區系的基礎上演化而來的。