Sijhawm Nyeem Ntawv: 5 feeb Muaj ntau ntau hom kev thauj muaj hnub no rau koj mus txawv tebchaws nyob ib ncig ntawm cov teb chaws Europe, tab sis tsheb ciav hlau mus ncig teb chaws tiv tiag dav hlau mus ncig teb chaws yog lub feem ntau nthuav ib. Txawm li cas los, uas hom kev thauj yog zoo tshaj plaws? Thaum Txuag A tsheb ciav hlau, peb muaj tseeb biased thiab xav tias lub tsheb ciav hlau mus los yog los ntawm…