In spring, caterpillars time their emergence to coincide with the bud burst of trees; birds start nesting when they can feed those newly emerged caterpillars to their fledglings.

春天，毛毛虫的出现时间和树木的萌芽一致；鸟儿开始筑巢的时间要跟毛虫出现的时间吻合，用来哺育幼鸟。

youdao

The next few lines after the hidden fields start the XML for the feed.

隐藏字段后接下来的几行开始了提要的XML。

youdao

Once you observe the result of the action, you feed back this information to the beginning of the loop and start the process over again.

当您观察到行动的结果后，您会将这一信息反馈到循环的开始处，然后开始新一轮的循环。

youdao

This lets users start conversations directly from Cover Feed instead of having to open up the messenger app to start chatting.

ENGADGET

Artificial Intelligence is still a long way from being able to simulate a specific individual, but recreating the limited slice of personality reflected in a Twitter feed is an interesting place to start.

CNN: How to post to Facebook, Twitter after you die

No-one connected to the show has commented, but the venue apologised for the late start via its Twitter feed saying: "Justin Bieber is now on stage and apologises for the lateness of his show".

BBC: Anger as Justin Bieber late for London O2 gig