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Ntiaj Teb Ntawm Cov Hluav Taws Xob (Part 2)
Hauv ntu 1 ntawm tsab xov xwm, peb tau saib los ntawm qee qhov kev txheeb xyuas hluav taws kub thiab nws yog qhov xav tsis thoob uas pom qhov nruab nrab ntawm hluav taws kub txhua xyoo nyob rau hauv 20 xyoo dhau los yog nyob rau hauv ntau lab thiab tus naj npawb ntawm cov neeg tuag ncaj qha lawv tau tshwm sim.Qhov no qhia meej tias kev sib tsoo hluav taws tsis yog ...Nyeem ntxiv