1·With a thin scream, like a tea-kettle whistle, the medusa starts to descend.
随着一声像茶壶煮开了水那样的微弱的叫声，水母开始下降。
2·Chronic portal hypertension may lead to development of collateral circulation, which is manifested as caput medusa in the region of the umbilicus and epigastrium.
慢性门脉高压可导致侧枝循环建立，可出现脐部和上腹部局部水母头样改变。
3·Radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms.
放射状对称的动物，囊状身体覆有刺样结构的触须，只有一个开口；它们以珊瑚和水母的形式出现。
4·In the culture of Saussurea medusa cells, the antioxidant activities appeared very remarkable and related to flavonoid yield in Saussurea medusa cells.
获得的水母雪莲细胞培养物具有明显的抗氧化活性，其抗氧化活性与雪莲细胞中的黄酮含量相关。