Notice how one of the steps—adding a middle name—is marked as optional.

注意其中一个步骤 — 添加中间名字 — 是如何被标记为可选的。

youdao

Steven: I'm not sure what she wants as a middle name. We haven't decided yet.

史蒂文：我不知道她想给孩子起什么中间名，我们还没有决定。

youdao

We ended up settling on both, giving him one for a middle name and one as a Hebrew name, a Jewish tradition.

（最后我们两个都用上了，一个作为中间名，另一个按照犹太传统作为希伯来名。）

youdao

In some cases the child takes the mother's surname as a middle name and the father's name as the family name.

VOA: special.2009.07.06

Two new celeb moms went serene with blue: Beyonce with Blue Ivy for her daughter, and Alicia Silverstone with Blu as a middle name for her son Bear.

CNN: The top baby names of 2013

My mum was fairly mystified when she found out but she didn't give me a middle name to start with so it's sort of her fault anyway, leaving me a blank canvas to paint on.

BBC: All in a name: 25 of your changes

He is the richest man in a Senate full of rich people: a Boston Brahmin (his middle name is Forbes) who married an heiress and went to a Swiss boarding school.

ECONOMIST: How would the White House attack John Forbes Kerry?