What does the initial limit of 234 miles mean?

"Initial limit" refers to one round or the first two rounds.

For the original source of the term "initial limit", see "initial limit 234" below:

Simply put, it is difficult to make a difference at the age of 23 or 4.

Initial limit: the first 25 years of life. Medium term: 26-50 years old. Final limit: 50- 100 years old.

Extended data:

The ancients had different age appellation. Most of them are named according to the physiological characteristics of different ages, but some of them are named by previous people.

Of all age appellation, the title "ninety" is the most interesting. Or "mackerel back", mackerel is a kind of fish, and the stripes on its back are like the wrinkled skin of an old man. In old age, senile spots appear on the skin, such as the skin of frozen pears, so it is also called "frozen pears".

There are also names based on physiological characteristics, for example, people are called "babies" at birth because they need to be held on their chests to feed them. Babies can pass fake, fake breasts. A baby is a child held on his chest. Seven years old is not only called "mourning", but also called "smashing teeth".

References:

Baidu Encyclopedia-Initial Limit