xiǎn wēi jìng / xià / kě yǐ / qīng chǔ / de / guān chá / dào / mù zhì bù / zhōng / de / dǎo guǎn zǔ zhī

显微镜下可以清楚地观察到木质部中的导管组织。

Under a microscope, the vascular tissue in the xylem can be clearly observed.