excretory造句
2024年06月25日 12:29:04
There are several other
excretory mechanisms in earthworms.
蚯蚓有好几种排泄机制.
Describe the
excretory system of the genus Nereis briefly.
简述沙蚕属的排泄系统.
an
excretory organ of certain invertebrates.
某些无脊椎动物的排泄器官
In the earthworm and many other invertebrates, these
excretory structures are called nephridia.
在蚯蚓和许多其它无脊椎动物中, 这些排泄结构称为肾管.
Exercise stimulates the digestive and
excretory systems...
锻炼能促进消化和排泄系统的活动。