We have speed, we have a lot of other things, but I'm not sure we have the kind, the security we need.

我们有速度，有许多其他的东西，但我不确定我们拥有我们需要的那种安全。

youdao

We have speed, we have a lot of other things, but I'm not sure we have the kind, the security we need.

我们有速度，以及很多其他东西，但我不认为我们拥有我们需要的那种安全性。

youdao

We all have a voice telling us what limits writing speed.

我们心里都有一个声音在跟我们说是什么限制了写作速度。

youdao

And then we have c, the speed of light, 2.998 times 10 to the 8 meters per second.

然后我们知道光速等于，2，998乘以10的8次方米每秒。

麻省理工公开课 - 化学原理课程节选

It's why we have speed limits and child labor laws.

CNN: Transcript: Obama's State of the Union speech

We just have to speed it up.

WHITEHOUSE: President Obama on August Employment Numbers

"We'll speed up when we have to, and we'll slow down when we can, too, " said Delta's Mr. Holtz.

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