Tsev neeg tau dai kom zoo nkauj nrog qhov hluav taws xob hlau zoo

Tooj liab tub ntxhais ib leeg hlau. Teeb pom kev zoo 1.5 square, cim devering 2.5 square. Cua txias. Hloov yog kub. Pes tsawg kab. Tswj kab. Peb ua ke. Kab Tshwj Xeeb Yuav Tsum Yog Peb ..