In Engpsh, 9.20 can be written as "nine point twenty." This is a way of expressing a decimal number, where the whole number is written before the decimal point and the part after the decimal point represents a fraction of that whole number. For example, "nine point twenty" would indicate that the number is nine plus a fraction of twenty.

Here are some example sentences using the phrase "nine point twenty":

The temperature outside is nine point twenty degrees Celsius.
I scored nine point twenty on my math test.
The stock price is currently at nine point twenty dollars per share.

In Engpsh, the word "point" is used to refer to a decimal point, which is a symbol (usually a dot or a comma) used to separate the whole number part of a decimal number from the fractional part. For example, in the number 9.20, the "point" separates the 9 (the whole number part) from the 20 (the fractional part).

In the context of numbers, "point" can also be used as a verb, as in the phrase "to point out" or "to point to," which means to indicate or show something. For example, you could say "I want to point out that 9.20 is a decimal number" or "I want to point to the decimal point in the number 9.20."