If the reaction took hours and not seconds, the fuel costs would be prohibitive.

假如这一反应还需数小时而不是几秒钟，那么燃料成本就太高了。

youdao

If the reaction took hours, and not seconds., the fuel costs would be prohibitive.

假如这一反应需要数小时而不是几秒钟，那么燃料成本就太高了。

youdao

Your day is ruled by minutes and seconds, but these concepts are not real in any physical sense and are nonexistent to numberless people.

你的一天被分和秒所支配，但这些概念在任何物理意义上都是不真实的，对无数人来说都是不存在的。

youdao

Do not think of a pink elephant for the next three seconds ? and I am sure no one thought of a pink elephant right?

在接下来的十秒钟里不要想粉色大象,我肯定没有人想一头粉色大象，是吗？

哈佛公开课 - 幸福课课程节选

In fact, he broke the 4 minutes and 10 seconds mark, 4 minutes and 5 seconds mark and he got 4 minutes and 2 seconds and stopped, like everyone else-- could not go below the 4 minutes and 2 seconds.

他突破了四分十秒，四分五秒,跑到四分两秒时停止，像所有人一样-,无法低于四分二秒。

哈佛公开课 - 幸福课课程节选

As Amazon Prime continues to steal deals and provide its users with the pure streaming content they want, Netflix is still stuck in the days of sending discs via snail mail, forcing users to wait days and not mere seconds for their movies.

FORBES: Did the Post Office Just Seal Netflix's Fate?

This makes perfect sense too, as you typically hit said button when you want to quickly watch the last eight seconds of programming again, and not covering up any part of the action for four seconds is something every DVR should do.

ENGADGET: DirecTV Genie whole-home DVR review HD

Instant-read thermometers should read the meat's temperature in about 15 seconds and are not designed to stay in the food during cooking.

CNN: graphic