xylem怎么记

xylem

[ˈzaɪləm]

n.木质部;

英文例句/中文翻译：

1、

A Review of the Study on the Developmental Biology of Xylem

植物木质部发育生物学研究

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2、

While cultivated Radix Saposhnikovia had phloem transverse section of root with oil tube lining up10-11 rings and xylem vessel with distinct annual ring.

木质部导管呈放射状排列，但年轮状不明显。防风栽培品根横切面韧皮部油管10～11轮；

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3、

The volatile material increased in xylem after the PWN invaded. The blockage of water conduction caused by tracheid cavitation was very important factor causing the death of infected pine trees.

松树感染松材线虫后，木质部内挥发性物质增加，管胞中形成了空洞，致使松树体内水分输导受阻，松树萎蔫死亡。

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