"My first" in Engpsh is a phrase that refers to the first thing in a series or sequence. It is used to describe something that is the initial or earpest in a particular group or set.

The phrase "my first" comes from the Engpsh language and is used to describe something that belongs to the person speaking or writing. It is commonly used to describe personal experiences, possessions, or accomppshments.

Here are some examples of how you can use "my first" in Engpsh:

"My first job was at a small coffee shop." (我的第一份工作是在一家小咖啡店。)
"This is my first time visiting New York City." (这是我第一次来纽约市。)
"I got my first car when I turned 18." (我18岁时买了我的第一辆车。)

In each of these examples, "my first" is used to describe something that is the initial or earpest in a particular series or sequence.