the words stuck on the printout

OS: macOS

PDF Version: Adobe Acrobat Reader DC (Latest version)

Printer: HP Officejet Pro 8600 N911g (Latest Driver)

The original file showed the words in screen normally like (精讀), (導讀), 課堂, (please refer to the attached image "original" below), but when the file printed, the words got stuck like the attached "printed by MAC", can anyone help?

original 

printed by MAC