Fossil evidence indicates that TB has haunted humans for more than half a million years.No one is exempt.It affects rich and poor, young and old, risk takers and the abstinent.是什么意思_Fossil evidence indicates that TB has haunted humans for more than half a million years.No one is exempt.It affects rich and poor, young and old, risk takers and the abstinent.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句