A wild duck (Anas platyrhynchos) of which the male has a green head and neck. Most domestic ducks descend from the mallard.

一种野鸭（绿头鸭），其雄鸟具有绿色的头和颈。大部分驯化了的家鸭都是绿头鸭的后裔。

Our prejudice descend from the female branch.

我们的偏见是从母方流传下来的。

And he tells him to descend from the mountain.

然后让他下了山。

Cliff descending is to descend from this cliff.

崖降就是从这悬崖下去。

Must I descend from the clouds for you to believe?

我难道必须要从云中降下来以让你们相信？