名词
中文翻译：自我保存
同义词：
['self-defense', 'self-protection']
例句：
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1.To protect yourself from the cold, wear a warm coat.
为了保护自己免受寒冷，穿上一件温暖的外套。
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2. Self-preservation is essential for survival.
自我保护对于生存至关重要。
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3.The animal's self-preservation instinct kicked in as it sensed danger.
当动物感觉到危险时，它的自我保护本能被激发了。