They switch on slowly, and they are reluctant to switch off.

它们启动缓慢，并且很难关闭。

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Learn to switch off from work by leaving the office, switch off the BlackBerry, and do not take any calls at a certain time after work.

学会离开办公室停止工作，关掉黑莓，下班后的某个特定的时间不接任何电话。

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That is to say, when humans evolved without a particular switch, the absence of that switch allowed the brain to grow further.

也就是说，人类在进化中丢弃了这个特殊的开关，而这个缺失的开关让大脑能发育更高级。

youdao

- So most of you recognize, if we switch back to the notes, that they do have a negative electron affinity.

看来大部人都想到了，如果你翻翻讲义的话，它们的电子亲和能确实是负的。

麻省理工公开课 - 化学原理课程节选

We don't usually do our chemistry calculations in miles per hour, so let's switch that to 42 meters per second, so it's -- sorry, it's 94 miles per hour.

在化学计算中我们很少,用英里每小时，所以我们把它换算为42米每秒，对不起，它是94英里每小时。

麻省理工公开课 - 化学原理课程节选

So in the summer of 2001, we decided to switch gear from a backend technology provider to a front-end consumer-oriented search service.

于是在2001年夏，公司决定从后台技术提供者,转变为直接面向消费者的搜索服务提供方。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

For those who think we should only focus our effort in developing technologies for driverless cars, my thought is that even if you ride in an autonomous vehicle, you will want to -- and sometimes have to -- switch to "manual mode" from time to time.

CNN: Why we made a car for blind drivers

Easy enough to do with your marketing materials, your web site and even your blogs, but if all else looks great and you show up for an appointment looking as if you put little thought into your appearance, all your marketing efforts might appear to be a bait-and-switch to a would-be lucrative prospect.

FORBES: Small Business People Don't Automatically Get a Pass on Dressing for Success

Much of the avoided energy consumption will come from the switch to carbon-neutral district heating (rural households will switch from oil, natural gas, and electric heating to heat pumps and biomass burners).

FORBES: Project Zero: A Roadmap For Local Energy Security And Carbon Neutrality In Southern Denmark