How many heads he s cut open的意思

The phrase "how many heads he s cut open" is a literal translation of a phrase in a specific context, and without that context, it's difficult to provide an accurate interpretation. However, if we assume that this phrase is referring to a violent act, it would mean "how many people he has killed by cutting their heads open."

In English, the word "head" can refer to the literal part of the body located at the top of the neck, but it can also be used metaphorically to refer to a person or individual. The phrase "cut open" suggests a violent act of causing injury or death by slicing into someone's head with a sharp object.

Without further context, it's challenging to provide a precise meaning, but assuming a violent context, the phrase implies a gruesome count of the number of people killed in a specific way.