Tsawg kawg ib zaug hauv lub neej, txhua tus neeg tau hnov ​​​​lub npe ntawm cov kev taw qhia hauv suab paj nruag li hnyav hlau. Nws yog feem ntau siv nyob rau hauv kev sib raug zoo rau "hnyav" suab paj nruag, txawm hais tias qhov no tsis muaj tseeb kiag li. Cov kev taw qhia no yog cov poj koob yawm txwv ntawm tag nrho cov lus qhia thiab cov qauv ntawm cov hlau uas muaj nyob niaj hnub no. Cov kev taw qhia tau tshwm sim nyob rau hauv thaum ntxov 1960s ntawm lub xyoo pua xeem. Thiab nws […]