Equipped with posts to hold on to and benches along the fastest ring, the walkways had proved remarkably safe.

装备了可扶持的柱子以及最快环道上的长椅，这种移动人行道被证明是非常安全的。

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If the pilot had to pull the "d" ring (ejection handle) in an emergency, the cables would snap the wearer's feet back under the seat to ensure a smooth and safe ejection from the aircraft.

当发生紧急情况，飞行员需要弹射时，缆绳会将马刺佩戴者的足部从座椅下方拉出来，以确保弹射安全。

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Ring type installation, safe, simple and convenient.

吊环式安装，安全、简单、方便。

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One man dug through the twisted metal and charred remains of what once was his home, searching for his wife's wedding ring and the family safe with a firefighter's hook he'd commandeered from his New York Fire Department job.

WSJ: After Devastating Fire, Breezy Point Bands Together