Muab cov khoom siv dav dav

Txog Peb

Cov kev pabcuam thiab kev txhawb nqa peb muab tau raws li cov kev xav tau ntawm cov neeg siv khoom tshwj xeeb thiab cov haujlwm, thiab nrog kev nkag siab tob txog cov khoom, peb paub txog qhov tseem ceeb ntawm cov khoom zoo, raws sijhawm thiab lub siab kom tau raws li kev tsim khoom. sij hawm, nrog rau qhov tseeb thiab qhov tseem ceeb ntawm daim ntawv tshaj tawm tshiab.Txij li thaum peb tsim, peb tau pab cov neeg muas zaub thiab tej yaam num nyob rau hauv lub lag luam ntawm Canada, South America, Southeast Asia, Central Asia, Middle East, South Africa, North Africa thiab Northern Europe.