There are a number of operations that you can register callback routines for and the value to indicate each operation begins with EM_ (the complete list is available in the API reference guide).

有许多可以为其注册回调例程的操作，这个参数值指出了每个以EM _开头的操作(完整列表可以从api参考指导中获得)。

youdao

Take the initiative to register the league website, I will go with IM contact to guide them to ensure that they finally put up the music of the Alliance ads.

主动来联盟注册的网站，我都会用IM去联系引导他们，确保他们最终挂上了音乐联盟的广告。

youdao

Have with us the other side of the Alliance platform, some of the more, such as the success rate of users register on the follow-up to guide users to register and so on.

还有我们的联盟平台跟对方的一些比较，比如用户注册的成功率，对注册用户后续的引导等等。

youdao