Ceiqgaenh, Meijgoz gohyozgyah doiq caznding caeuq cazloeg guh caenh’itbouh yenzgiu byaujmingz, song cungj caz neix ndaej gemjmenh cenzlezsen aiz sanqhai.

Geij bi daeuj, gyoengq gohyozgyah foenfoen hainduj yenzgiu gij goengyauq caz fuengz aiz. Ndawde aen yenzyinh he couhdwg, aen guek lawz gyoengqvunz maij gwn caz, vunz gig noix baenz mbangj cungj aizcwng.

Gyoengqvunz yenzgiu haenx doengzseiz gienq naeuz, gij yenzgiu cwngzgoj de bingq mbouj dwg naeuz dan gwn caz couh ndaej fuengz cenzlezsen baenz aiz. Gwnndoet sibgvenq ndaej ndei, lai gwn byaekheu caeuq lwgmak, bingzseiz ciengz gwn caz, cijndaej hwnj daengz fuengz aiz cozyung.