However, even the most compact negative pressure designs heavily restricted a patient's movement and obstructed access for caregivers.

但是，即使是最小巧的负压式呼吸机也会大大限制病人的移动，妨碍看护人员的工作。

Iran's economy has been ravaged by what the U.S. called maximum pressure, design that the U.S. claims to compel it to stop its support for extremism, halt its crackdown on protesters and agree to a tougher nuclear deal.

伊朗的经济已经被美国施加的压力所摧毁，美国以此来迫使伊朗停止支持极端主义，停止对抗议者的镇压并通过更严格的核协议的设计。