用一段英文描述疫情下的奉献的真实事例（提及姓名）
In the fight against COVID-19, Dr. Li Wenliang has become a symbol of selfless dedication and courage. He was one of the first to sound the alarm about the virus in December 2019, but was silenced by authorities. He passed away on February 7th due to complications from the disease he had warned others about. His story has inspired many people around the world to continue fighting COVID-19 with courage and dedication.
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