conifers造句

Firs, spruces and pines are conifers.
冷杉 、 云杉和松树都是针叶树.

Sarvas discusses the nature of the " lethal load " in conifers.
萨维斯 讨论了针叶树的致死的基因性质.

The xylem of ferns and conifers contains only tracheids.
蕨类植物和针叶树的木质部仅含有管胞.

• #conifers