Thaum koj nyiam yuav cov hlau txhuas, nthuav dav hlau, kev nyab xeeb grating thiab laser txiav vaj huam sib luag, koj yuav tsum tau ib txwm hais tias qhov twg koj xav tau.Txawm koj tsis muaj lub tswv yim hais txog cov lus nug no?Txhawm rau daws koj qhov tsis meej pem, hnub no kuv yuav qhia qhov sib txawv ntawm kev kho saum npoo....
Nyeem ntxiv