We got some spare air bottles?

还有多余的氧气瓶吗？

youdao

Ensure that engines are purged and air bottles bled.

保证所有的发动机清理完毕，气瓶充气。

youdao

May be used in machines compressing air for breathing purposes (such as air bottles for divers) provided all compressor units include subsidiary air clean-up apparatus.

亦适用于呼吸装置专用的空气压缩机，例如用于潜水的氧气樽，但必须配备副助空气清洗装置。

youdao

Monday afternoon, Thai soldiers fired shots in the air to warn off protesters throwing stones, boards and water bottles at firefighters.

VOA: standard.2009.04.13

The crews who sail them talk openly about the danger and hard hats, body armor and personal air bottles are all part of their sailing gear.

CNN: Simpson 'an understated, hugely talented sailor'

Summer or winter, firefighters walk into dark passageways in burning buildings, burdened by heavy fireproof coats and pants, air bottles strapped to backs, faces masked and vision tunneled, each in a private world.

WSJ: Chicago Blaze Shows the Misery and Peril of Fire-Fighting in Cold Climes

Over the years, Ota's craftsmen have fashioned humble but handy creations like the pull tab that doesn't cut fingers or a gizmo that sucks air out of bottles before they're recycled.

CNN: ASIANOW - TIME Asia | GizmoLand! | Handmade Tales