常見例句用作名詞 (n.)Gymnosperm Jisheng is the Jurassic period.侏羅紀(jì)是裸子植物的極盛期。She said, silver fir is a gymnosperm, Pinaceae, evergreen trees.她稱，銀杉屬裸子植物，松科，常綠喬木。 返回 gymnosperm