have disaster supplies on hand
手头有救灾物资吗
以上为机器翻译结果，长、整句建议使用 人工翻译 。
At the Los Angeles County emergency operations center, young people sort through supplies, the kind we should all have on hand for any disaster, from flashlights and batteries to emergency blankets.
在洛杉矶县应急中心，年轻人在展示救灾器材，从手电筒、电池到急救毯。
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