In computer security, a computer program or process that mimics the legitimate behavior of a normal system feature ( or other apparently useful function ), but performs malicious activities once invoked by the user.是什么意思_In computer security, a computer program or process that mimics the legitimate behavior of a normal system feature ( or other apparently useful function ), but performs malicious activities once invoked by the user.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句