linux shell里，输入en hello，返回你好，反之亦然。

#!/bin/php
<?php
$url = &#39;http://openapi.baidu.com/public/2.0/bmt/translate?client_id=T8Qlsxu4VmLt6qWbqqjtMdLo&q=&#39;;
isset($argv[1]) or die(&#39;至少指定一个词作为参数&#39;.PHP_EOL);
$q = $argv;
array_shift($q);
foreach($q as $k=>$v){
 $q[$k]= urlencode($v);
}
$json = file_get_contents($url.implode(&#39;%0A&#39;,$q));
$arr=json_decode($json,true);
$arr = $arr[&#39;trans_result&#39;];
foreach ($arr as $key) {
 $cmd=&#39;echo -ne"e[44;37;5m &#39;.$key[&#39;dst&#39;].&#39; 33[0m"&#39;;
 echo"${key[&#39;src&#39;]} ->".exec($cmd);
 echo PHP_EOL;
}
?>