Lub thinner ntsis ntawm qhov kawg muab zoo dua precision, zoo meej rau tag nrho cov painting thiab kov-up ua hauj lwm.
Rov siv tau thiab yooj yim los ntxuav: tsuas yog tshem tawm cov xim ntau dhau nrog txhuam txhuam, yaug kom huv si, thiab qhuav kom qhuav kom cov dej ntws tawm.