n. 栏杆, 扶手

[ noun ]
a railing at the side of a staircase or balcony to prevent people from falling
<noun.artifact>

handrail \hand"rail`\ n.
a rail[1] at the side of staircase or balcony to prevent
people from falling; -- shaped so as to be conveniently
gripped with the hand; as, please hold onto the handrail when
crossing the walkway.

Syn: bannister, banister, balustrade, balusters.
[WordNet 1.5]