Women should fight the high heel industry by refusing to use or purchase them in order to save the world from unnecessary physical and psychological suffering.

女性应通过拒绝使用或购买高跟鞋来对抗高跟鞋行业，以使世界免于不必要的生理和心理痛苦。

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At the same time, treating people suffering from trauma injuries and preventing infection of wounds are critical to prevent suffering and unnecessary loss of life.

与此同时，为创伤患者提供治疗以及防止伤口感染，对于防止患者遭受痛苦和不必要的生命损失至关重要。

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Imagination, because of having freedom from external limitations, can often become a source of real pleasure and unnecessary suffering.

想象，以其免于外在的限制，可以常常变为真正快乐以及不必要的痛苦的源泉。

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The couple from Oundle deny causing unnecessary suffering and failing to prevent an employee from repeatedly beating Anne.

BBC: Anne the elephant 'abuse' trial: Court shown footage

Too many young people are being harmed, and too many families are suffering from unimaginable and unnecessary grief.

CNN: Student shot, wounded at Atlanta middle school

They argued there were insufficient safeguards to prevent the unnecessary suffering of animals shipped to the continent from the port.

BBC: RSPCA fails to halt live sheep exports from Ramsgate