yóu / kè / zhǐ / néng / yuǎn / kàn / zhǎn / tīng / lǐ / de / diāo / lán / bù / néng / yòng / shǒu / chù / mō游客只能远看展厅里的雕阑,不能用手触摸。Visitors may only view the carved railings in the exhibition hall from a distance and may not touch them.