part of a written or typed letter that reaches lower than the bottom of a letter "x", for example the lower part of the letters "g", "p", or "y"

It's important that the height of ascenders and descenders remains constant, or your font will look a mess. 保持升部和降部高度的一致很重要，否则你的字会看起一团乱。

The name "Vermeer" has no descenders. “Vermeer”这个名字没有降部。

a person who is going down a hill or slope, especially on a bicycle during a race

The best descenders exhibit almost suicidal bravery. 最好的下坡者表现出几乎是自杀式的勇敢。