How is the Chinese word lei sees pronounced?

The Chinese word you're asking about is likely 雷视 (léi shì), which means "thunder vision" or "lightning vision."

Here's the pronunciation breakdown:

* 雷 (léi): pronounced like "lay" with a slightly rising tone

* 视 (shì): pronounced like "shi" with a neutral tone

Therefore, the complete pronunciation of 雷视 (léi shì) is lay-shi.