a brand name for a digital cartoon image that is intended to look like and represent you, used in electronic communication

After you sign up and are logged in, you can create your own Bitmoji. 注册并登录后，你便可以创建自己的Bitmoji个性化卡通表情包。

I use my Bitmoji in my Snapchat messages. 我在Snapchat上聊天的时候使用自己的Bitmoji个性化卡通表情包。

a brand name for an app (= a piece of software for your phone or mobile device) that allows you to create a digital cartoon image to look like and represent you

Thanks to Bitmoji, it's easy to create a personalized cartoon image on social media. 因为有Bitmoji应用程序，在社交媒体上创建个性化的卡通表情包很容易。