You should keep a first-aid kit in your home just in case there is an accident.

你应该在家里放一个急救箱，以防发生事故。

youdao

In case of an accident, bicycle riders should know how to give first aid.

万一发生事故，自行车骑行者应该知道怎样进行急救。

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The person suffering from food allergy must always carry a first aid kit containing adrenaline and antihistamine injections in case of accidental intake of the allergens.

食物过敏的人建议必须时刻带上装有肾上腺素和抗组织胺注射的急救包，以便偶然摄入过敏原时使用。

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If you know first aid methods, you can be calmer and more helpful in case of emergency.

VOA: special.2009.08.11

Smart phone applications such as Emergency Aid or In Case of Emergency (ICE) for the iPhone provide one-touch emergency contacts and first aid information in the event of an incident.

CNN: In an emergency, who do you call?

"We expect the first real case to be Spain, which is currently studying the conditions for applying for aid, " he added.

CNN: German Constitutional Court backs European rescue fund