Text Analysis: Main Idea and Devices for Developing It Back Main idea of the text More and more mysterious disappearances of ships and planes around bermuda have given rise to people's diverse and even fantastic explanations of the bermuda triangle p henomenon Devices for developing it 归的法.Text Analysis: Main Idea and Devices for Developing It Back More and more mysterious disappearances of ships and planes around Bermuda have given rise to people’s diverse and even fantastic explanations of the Bermuda Triangle phenomenon. Main idea of the text ? Devices for developing it? 归纳法 例证法