John Warnock Hinckley who attempted to assassinate U.S. President Ronald Reagan on March 30, 1981 was found not guilty by reason of insanity on June 21.是什么意思_John Warnock Hinckley who attempted to assassinate U.S. President Ronald Reagan on March 30, 1981 was found not guilty by reason of insanity on June 21.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句