It's back to searching for prey that's not so big... and not so fast.

它又回来寻找不太大…和不太快的猎物。

youdao

It seems very unlikely that large portions of the nebula were heated to such extreme temperatures, and huge nebula areas could not possibly have lost heat so fast.

星云的大部分都被加热到如此极端的温度似乎是不太可能的，而巨大的星云区域不可能这么快就失去热量。

youdao

To travel by bus is easy, cheap and convenient, though not so fast as travelling by plane or so comfortable as by train.

乘公共汽车旅行虽然没有乘飞机那么快，也没有乘火车那么舒适，但是很容易，也很便宜方便。

youdao

You're taking the air inside of the pump and you're compressing it. You're doing it so fast that there's not enough time for heat to come out of the gas that's inside the pump towards the walls of the pump.

你把空气吸进气筒里并且压缩它,你的动作很快以至于,没有足够的时间让热量,从气筒里面跑出来,传递到气筒壁上。

麻省理工公开课 - 热力学与动力学课程节选

Before more harm is done, though, it behooves the Congress as a whole - and most especially the new chairmen and women of House committees responsible for the implementation of treaties (even if they are not party to their approval) - to serve notice on Mr. Obama, Ms. Gottemoeller and those who share their vision of a denuclearized America and world: Not so fast.

CENTERFORSECURITYPOLICY: The denuclearizers�� dangerous ambitions

Enron's debt is so huge and its assets are shrinking so fast that there may not be any money left over after banks and other larger creditors get paid.

CNN: Ex-workers try to collect from Enron

YouTube, on the other hand, was well capitalized and focused 100% on their core business of allowing people to upload and share video, so they were able to swing for the fences and not worry about growing too fast or getting sued.

FORBES: Why Did YouTube Succeed Where Vimeo Failed?