代码：
************************************
<snippet>
<content><![CDATA[
```python
${1:}
```
]]></content>
<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
<tabTrigger>mcpy</tabTrigger>
<!-- Optional: Set a scope to limit where the snippet will trigger -->
<!-- <scope>source.python</scope> -->
<content><![CDATA[
```php
${2:}
```
]]></content>
<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
<tabTrigger>mcp</tabTrigger>
<!-- Optional: Set a scope to limit where the snippet will trigger -->
<!-- <scope>source.python</scope> -->
</snippet>
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我怎样才能在一个文件里面，设置多个 ？？？
mcpy mcp 等等的，现在只有第一个可以tab出来，第二个不出来，应该怎么改，谢谢