chorioidal villi的用法和樣例：
例句
- The chorionic villi cells may be used for chromosome analysis or other genetic testing.
這些絨毛膜絨毛細胞可被用于染色體分析或其他遺傳學(xué)測試。 - It involves removing a small amount of tissue called the chorionic villi, which is located on the outside of the fetal gestational sac and will later become the placenta.
該檢驗將少量位于胚胎胎囊外部叫做絨毛膜絨毛的組織移除，該組織未來(lái)將成長(cháng)為胎盤(pán)。
