然而，有一天，事先毫无任何预兆，山姆开始出现痉挛。经诊断是心力衰竭。

Then, without any warning, Sam began suffering from convulsions and was diagnosed as having a weak heart.

youdao

然而，有一天，事先毫无任何预兆，山姆开始出现痉挛。经诊断是心力衰竭。

Then, without any warning, Sam began suffering from convulsions and was diagnosed as having a weak heart.

youdao