primary xylem的用法和樣例：
例句
- In nonwoody plants the primary xylem is the only water-conducting tissue, but in mature plants with secondary growth this function is mostly taken over by the secondary xylem.
在尚未木質(zhì)化的植物中，初生木質(zhì)部是唯一的輸水組織，但在具有次生生長(cháng)的成熟植物中，該功能大多由次生木質(zhì)部行使。
primary xylem的相關(guān)資料：
臨近單詞
primary low
primary
Primary saline-alkali soil
primary definitive treatment
primary retinitis pigmentosa
primary renal cell carcinoma
Primary coronary angioplasty
primary frequency modulation
primary esophageal melanosis
Primary peritoneum carcinoma
primary to secondary circuit
primary burdens of housework
