急救人员迅速止血，在救护车到达之前控制住了出血。
The paramedic worked quickly to stanch the bleeding before the ambulance arrived.
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解释
stanch 在本句中指急救人员在紧急医疗场景下采取的止血行动。
The paramedic worked quickly to stanch the bleeding before the ambulance arrived.
stanch 在本句中指急救人员在紧急医疗场景下采取的止血行动。