endodermal cloaca造句

例句与造句

1. The urinary bladder is formed partly from the endodermal cloaca and partly from the ends of the Wolffian ducts.
2. This bend becomes dilated into a pouch, which constitutes the "'endodermal cloaca "'; into its dorsal part the hind-gut opens, and from its ventral part the allantois passes forward.
3. It's difficult to find endodermal cloaca in a sentence. 用endodermal cloaca造句挺难的