詞語：tracheids
tracheids的參考例句
1.Tracheids have heavily lignified walls and the only connection between adjacent tracheids is through paired pits, which are mainly concentrated in the end walls. 管胞的細胞壁高度木質化，相鄰管胞之間的僅有的連接通過集中位於端壁的成對存在的紋孔。
2.Tranfusion tissue is present in the leaf of yew. It is composed of three sorts of cells: transfusion tracheids, transfusion parenchyma cells, and albuminous cells. 在紅豆杉的葉子中存在傳輸組織，它由傳輸細胞、輸薄壁組織細胞和蛋白細胞組成。
3.The xylem of ferns and conifers contains only tracheids. 蕨類植物和針葉樹的木質部僅含有管胞。
4.The xylem of ferns and conifers contains only tracheids. 蕨類植物和針葉樹的木質部僅含有管胞。
5.From the present results, we considered that tracheary elements that conduct water and mineral in ferns and gymnosperm are tracheids. 由此可以推測蕨類植物和裸子植物中輸導水分和礦物質的管狀分子主要為管胞。