railing

n.

栏杆；由横木做成的篱笆；

v.

“rail”的现在分词；

复数：railings

stair railing楼梯栏杆

1. A pigeon perched on our porch railing.
   一只鸽子栖息在我们门廊的栏杆上。
2. He tripped and bashed his head against the railing.
   他跌了一跤，头部撞在栏杆上了。

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