树忠在患病期间，同病魔顽强斗争，他所表现出来的勇气和乐观深深的打动了我们。

Shu impressed me and many others around him with his enormous courage, positive view and the way he battled this terrible disease.

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我怀着无比沉痛的心情通知大家，我们的好同事，好朋友，张树忠博士，因患肺癌，医治无效，于昨日清晨去世。

It is with a heavy heart and deep sadness I need to inform you that our dear colleague and friend Shu lost his battle with NSCLC and passed away yesterday morning.

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