笼罩在神秘气息之中
The extent of Mr Chavez's illness is shrouded in mystery, but it is understood to be serious.
BBC: Hugo Chavez returns to Venezuela after Cuba cancer care
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。