Txhua pawg
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Nkag mus rau peb lub tsev qiv ntawv kev txawj ntse. Txij li cov lus qhia tshwj xeeb txog kev tsim kho mus rau cov ntawv pov thawj zoo thoob ntiaj teb, peb muab qhov kev pom tseeb uas xav tau rau cov saw hlau semiconductor tseem ceeb.

Pawg kub