还没完全确定，但会在七月的某天。

Mike:Not exactly. but some time in July.

youdao

在一月的某天，清华大学至少有64台电脑和服务器受到美国国家安全局的网络攻击。

In one single day of January, at least 63 computers and servers in Tsinghua University have been hacked by the NSA.

youdao

但在去年十月的某天夜晚，Pelican在起飞后，在离地面十米的空中悬停了整整一个晚上。

And yet, one evening last October, the Pelican took off, rose ten metres and hovered throughout the night.

youdao