Mr Smith had suspected for some months that his son was taking drugs, but he had buried his head in the sand and refused to admit, even to himself.是什么意思_Mr Smith had suspected for some months that his son was taking drugs, but he had buried his head in the sand and refused to admit, even to himself.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句