即使你的朋友没有视频摄像头，你仍可以跟他进行语音聊天或者单向视频聊天。

Even if your friend doesn't have a video camera, you can still make a voice call or a 1-way video call.

youdao

而且如果你连上了带有内建麦克风的耳机，你还可以录下语音备忘录。

And provided you connect headphones with a built-in microphone, you can still record voice memos.

youdao

你可切换到语音、视频聊天，也可以发送文字。

You can switch to voice, do a video chat, and send texts, too.

youdao

But it was voice-activated, so like, if you yell, it would like start blowing bubbles.

但是它是可以通过语音控制的。所以说，你一大叫，它就开始冒泡。

气泡项目 - SpeakingMax英语口语达人