释义 |
psi·lo·ta·ce·ae AHDˌsīlōˈtāsēˌē 基本英英例句 n.松叶蕨科¹⁰⁰
Noun: small family of lower ferns having nearly naked stems and minute scalelike leavesStudies on the Spores Morphology ofPsilotaceae松叶蕨科植物孢子形态的研究 comprising the familyPsilotaceaeor Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs.由松叶蕨科或裸蕨纲组成;无根脉管植物,叶仅部分分化或缺乏,孢子囊发育较差。 whisk ferns; comprising the familyPsilotaceaeor Psilotatae: vascular plants with no roots,partial if any leaf differentiation,and rudimentary spore sacs蕨类植物;由松叶蕨科或裸蕨纲组成;无根脉管植物,叶仅部分分化或缺乏,孢子囊发育较差 whisk ferns; comprising the familyPsilotaceaeor Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs.蕨类植物;由松叶蕨科或裸蕨纲组成;无根脉管植物,叶仅部分分化或缺乏,孢子囊发育较差。 |