Tsev > Xov xwm > Cov ntsiab lus

Qhov txawv ntau yam ntawm Trolleys

Trolley muaj ib zaug xwb kab, ob rounds, peb rounds thiab kab. Unicycle tsis muaj nyob hauv yeej nqaim rau springboard, thiab tsheb ntawm Vos path.or, yuav saws, dumping khoom nws yooj yim heev. Siv ob rounds ntawm tsheb tuav rau khoom laub cab kuj (los yog tus Tsov tsheb), khib tsheb thiab tuav ntaub hopper, etc