blastema的翻译，读音

词态

例句

In salamanders, the blood vessels contract quickly and limit bleeding when a limb is cut. Skin cells quickly cover the wound and form what is called a blastema. 当蝾螈的腿被切断后，它体内的血管会迅速收缩并止血，皮肤细胞迅速地覆盖在伤口上，形成所谓的胚基。