floor railing
楼栏杆
以上为机器翻译结果，长、整句建议使用 人工翻译 。
But I got lucky, and caught the railing of the balcony on the floor below me.
幸运的是，我及时抓住了25楼阳台上的栏杆。
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After searching the apartment, he walked out to the 29th-floor balcony and saw a ladder propped up against the railing.
在遍寻了整个房子后，他走出到29楼的阳台，看到梯子支撑着铁栏杆。
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