- 双语例句
1、
Protonema ( pl . protonemata ) The young bryophyte gametophyte that develops following spore germination.
苔藓植物中直接由孢子萌发形成的结构称为原丝体.
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2、
The production of massive protonema immediately follows and then caulonema, chloronema and secondary rhizoides.
孢子萌发后直接产生块状原丝体;块状原丝体上产生轴丝体 、 绿丝体和次生假根.
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