無需申請Api Key照樣使用百度翻譯介面！

function wxcurl($url, $fields = array(), $method = 'post',$debug = false) {
        $curl = curl_init ();
        curl_setopt ( $curl, CURLOPT_URL, $url );
        curl_setopt ( $curl, CURLOPT_HTTPHEADER, array (
                'Expect:'
        ) );
        curl_setopt ( $curl, CURLOPT_TIMEOUT, 60 );
        curl_setopt ( $curl, CURLOPT_MAXREDIRS, 6 );
        curl_setopt ( $curl, CURLOPT_RETURNTRANSFER, true );
        curl_setopt ( $curl, CURLOPT_FOLLOWLOCATION, true );
        //curl_setopt ( $curl, CURLOPT_COOKIEJAR, "/tmp/curl_cookie_file" );
        //curl_setopt ( $curl, CURLOPT_COOKIEFILE, "/tmp/curl_cookie_file" );
        if (strtolower ( $method ) == 'post') {
            curl_setopt ( $curl, CURLOPT_POST, true );
            curl_setopt ( $curl, CURLOPT_POSTFIELDS, http_build_query ( $fields ) );
        }
        curl_setopt ( $curl, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)' );

        $result = curl_exec ( $curl );
        if($debug){
            echo "=====post data======\r\n";
            var_dump($fields);
            echo '=====info====='."\r\n";
            print_r( curl_getinfo($curl) );
            echo '=====$response====='."\r\n";
            print_r( $result );
            echo '=====error====='."\r\n";
            echo  curl_error($curl) ;
        }
        return $result;
    }
    $data['from'] = 'zh';
    $data['query'] = "加油";
    $data['simple_means_flag'] = '3';
    $data['to'] = 'en';
    $arr = wxcurl('http://fanyi.baidu.com/v2transapi', $data);
    $array = json_decode($arr,true);
    var_dump($array);