Thawj qhov teeb meem yog qhov dav ntawm of the elevator. Yog tias muaj cov neeg laus nyob hauv tsev, koj yuav tsum xaiv ib lub elevator uas tuaj yeem tso lub rooj muaj log rau me me villa elevators, txwv tsis pub nws yog qhov tsis yooj yim rau cov laus siv. Tsis tas li ntawd xwb, koj yuav tsum xaiv qhov kev tsim kho vaj tse yooj yim heev, thiaj li tsis ua rau ntau lub tsev nyob.
Vim tias lub tsev elevators tsis tas yuav tsum tau tshuaj xyuas los ntawm cov tuam tsev muaj feem xyuam, koj yuav tsum them sai sai rau cov teeb meem zoo thaum mus yuav. Yog tias qhov zoo tsis tuaj yeem lav, nws kuj yog qhov txaus ntshai me ntsis. Tsis tas li ntawd, koj tuaj yeem xaiv ib tus kheej lub elevator, kom nws haum rau koj tsev neeg kom zoo dua thiab zoo nkauj dua.
