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protonema

英[ˌprəʊtə'niːmə],

释义

n. 【植】原丝体; 网络释义: 萌发成原丝体;萌发经过;

例句

But there are a few types of protonema longer periods of life, such as small blond hedw so.
但也有少数种类的原丝体生活时期较长,如小金发藓属等。

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