常見(jiàn)例句用作名詞 (n.)These epithelial elements arise embryologically from foregut endoderm in the process of bronchial tubular growth.這些表皮細(xì)胞在胚胎學(xué)上把源於支氣琯生長(zhǎng)過(guò)程中的前內(nèi)髒叫內(nèi)胚層。 返回 endoderm