首先我要解释一下这是怎么来的。

And first of all I will need to explain what the answer means.

youdao

别担心这是怎么来的，海伦发现了这个规律。

Don't worry about how came about, Heron found this out.

youdao

和这个视频合在一起我来解释一下这是怎么做到的。

I put together this video explaining how this was done.

youdao

“你们怎么来这里？”他向他们问道。“这是我的花园！”

"Why are you here?" he asks them. "This is my garden!"

youdao

“你们怎么来这里？”他向他们问道。“这是我的花园！”

"Why are you here?" he asks them. "This is my garden!"

youdao