| 释义 |
vascular system 释义 血管系统:植物体内由导管组织构成的部分。 例句 1·Auxin also causes the plant to develop a vascular system , to form lateral roots, and to produce ethylene. 生长素还能使植物形成维管系统,形成侧根,并产生乙烯。 2·Before menopause, the vascular system depends on estrogen for maintenance. 在绝经以前,血管靠雌激素的保养。 3·Is pleased vascular system , gastro-intestinal tract, genito-urinary system and so on. 如心血管系统、胃肠道、生殖泌尿系统等等。
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