Kev paub

Thaum nws los txog rau lub teeb muaj feem xyuam rau cov looj tsom iav dub, pe...

Thaum nws los txog rau lub teeb muaj feem xyuam rau cov looj tsom iav dub, peb hom teeb pom kev hauv qab no tseem ceeb:

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Dab tsi yog glare

Dab tsi yog glare

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Lub hauv paus ntawm looj tsom iav dub

Cov looj tsom iav dub zoo yog qhov ua tau zoo "lub teeb txias". Cov looj tsom iav dub kho lub teeb sab nraud kom haum rau tib neeg lub qhov muag.

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Kev ua lag luam rau looj tsom iav dub

Ntau lub npe nrov muaj cov looj tsom iav dub ua ib feem ntawm lawv cov khoom lag luam.

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Cov looj tsom iav dub rau kev hloov kho lub ntsej muag

Round ntsej muag: koj xav tau ncaj los yog angular thav duab kom tsis muaj zog koj cov qauv, thov xaiv qhov sib sib zog nqus, xim xim lo ntsiab muag k

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Kev yuav looj tsom iav dub tseem ceeb

Kev yuav looj tsom iav dub tseem ceeb

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Cov yam ntxwv ntawm looj tsom iav dub

Cov yam ntxwv ntawm looj tsom iav dub

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