“栏杆”造句
她紧紧地抓着
栏杆，小心翼翼地爬楼梯。
She climbed the staircase cautiously, holding fast to the rail.
他失去平衡，往后趔趄了一下，撞到
栏杆摔倒了。
He lost his balance, staggered back against the rail and toppled over.
他把一根拐杖靠在
栏杆上。
He rested one of his crutches against the rail.