詞語：protonema
protonema的解釋
protonema[,prəutə'ni:mə]n. [植]絲狀體；原絲體
protonema的意思
protonema 原絲體;絲狀體;secondary protonema 次生原絲體;
protonema的參考例句
1.The process from the spore germination and protonema growth to development of the gametophyte are illustrated and taken microphotographs. 在光學顯微鏡下對配子體發生進行了觀察、描繪和照相。
2.Take high quality homemade or import PAN (Polypropylene Nitrile) protonema (milk-white) Oxygenation disposes it into black bright long silk by the new type of beforehand oxygenation stove. 採用優質國產或進口PAN（聚丙烯腈）原絲（乳白色）通過新型預氧化爐，氧化處理而成黑色光亮長絲。
3.Spore germination and protonema development have been considered to be one of the important characters in the phylogeny and evolution of major groups of the bryophytes and other plant groups. 孢子萌發與原絲體發育對於研究苔蘚植物以及其他植物類群的系統發育與系統演化有著十分重要的作用。