名词
中文翻译：牺牲
同义词：
['offer up', 'yield to', 'concede']
例句：
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1.The soldier offered his life for the safetyof his comrades.
士兵为了战友的安全，献出了自己的生命。
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2. She offeredher help without expecting anything in return.
她无私地提供帮助，不求回报。
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3. Thecompany decided to offer a discount on allits products.
公司决定对所有产品提供折扣。