The enemy was forced to ground arms.

敌人被迫放下武器。

youdao

A strong wind of dust storms can carry heavy objects, so you should try to stay low, and close to the ground, and protect your head with your arms or a backpack.

强劲的沙尘暴可以卷起重物，所以你应该尽量保持低姿态，靠近地面，并用你的手臂或背包保护你的头部。

youdao

Anchiornis's wrist bone was so wedge-shaped that it could fold its arms to its sides, keeping its arm feathers off the ground as it walked.

近鸟龙的腕骨呈深楔形，因此它可以将前肢折叠到身体两侧，行走时前肢上的羽毛可以悬空，不会拖在地面上。

youdao

Still, for Adkins and others there was nothing better than being able to put both feet on firm ground while wrapping their arms around family members.

CNN: STORY HIGHLIGHTS

Television footage showed one man lying spread out on the ground, holding out his arms, surrounded by police.

BBC: Major police operation in Boston area after shooting

Sources say that he also claimed to have been suspended from the ceiling by his arms, his toes barely touching the ground.

NEWYORKER: The Black Sites