Just say you are stuck and you are unable to explain, someone then can help you with understanding what's going on. Part of being a professional is to admit it

Just say you are stuck and you are unable to explain, someone then can help you with understanding what's going on. Part of being a professional is to admit it when you don know, so people can help, or not giving you hard work/close deadlines. It's really simple, whatever it is, just say it.