Well, portable devices don't know how to deal with webpages very well.

而便携式设备不知道如何很好地处理这些网页。

Recently, about 40 families started using portable devices that turn food and animal waste into methane gas.

最近，约有40个家庭开始使用这台可将食物垃圾和动物粪便转化为沼气的便携式设备。

And on this gorgeous 3.5-inch wide screen display, video looks better than on any other portable device.

在这款华丽的3.5英寸宽屏幕上，看视频的感觉要比在其他任何便携式设备上都要好。

But most portable devices these days, like your phone and your laptop, use lithium-ion batteries which work differently.

但如今大多数便携式设备，如手机和笔记本电脑使用的锂离子电池其工作原理不同。

And photos. Just like the iPhone, this is the best way to share photos on a portable device ever.

再说一下照片。和iPhone一样，这是有史以来在便携设备上分享照片的最佳方式。

" Those are also considered portable electronic devices, " she says.

“那些也被认为是便携式电子设备，”她说。

All of these would be portable electronic devices.

所有这些都是便携式电子设备。

Widescreen video like you've never seen on a portable device, 160 pixels per inch, gorgeous screen quality, gorgeous album art, and Cover Flow.

你从未在便携式设备上看到过的宽屏视频，每英寸160像素，超棒的画质，华丽的专辑封面，以及Cover Flow界面。

Lithium-ion batteries in portable devices and electric cars are based on a 30-year-old principle.

便携式设备和电动汽车中的锂离子电池基于 30 年前的原理。

Those are also considered portable electronic devices.

这些也被认为是便携式电子设备。

Record your own voice on a portable device, such as a mobile phone or an MP3 recorder.

在便携式设备（例如手机或 MP3 录音机）上录制您自己的声音。

The flight attendant is telling Alec he has to turn off his portable electronic devices for takeoff.

空乘人员告诉亚历克他必须关闭他的便携式电子设备才能起飞。

You can download a podcast onto a computer but you can also download it to an MP3 player or other portable device and take it with you.

你可以把播客下载到电脑或者MP3这样的移动设备里。

And among the people more likely than others to kill people are those distracted by their use of mobile phones and other portable electronic devices while they are driving.

在人群中，那些在开车时，使用手机或者其他便携式电子设备的人，比其他人更容易杀人。

Alec is saying that the FAA has eased up on the regulations – they've changed the rules on things like using portable electronic devices on airplanes.

亚历克说美国联邦航空局放宽了规定——他们改变了在飞机上使用便携式电子设备等方面的规定。

Flight attendant: I'm sorry, sir, but all passengers need to turn off their portable electronic devices for takeoff, so you'll need to turn off your laptop.

乘务员：对不起，先生，所有乘客在起飞前都需要关闭便携式电子设备， 所以您需要关闭笔记本电脑。

In the 17th, 18th, and 19th centuries, many mechanical calculators were developed, though with little success until the arrival of the arithmometer, a portable and reliable mechanical device that could add, subtract, multiply, and divide numbers.

在17、18和19世纪，开发了很多机械计算器，但在四则计算器到来之前几乎都没有成功，四则计算器是一种便携式且可靠的机械装置，可以对数字进行加、减、乘和除。

Our digital archive, thanks to the computer geniuses at Carnegie Mellon, is now accessible worldwide 24 hours a day, seven days a week, on all kinds of portable devices and computers and phones.

得益于卡内基梅隆大学的计算机天才，我们的数字档案现在可以在全球范围内每周 7 天、每天 24 小时通过各种便携式设备、计算机和电话访问。

The flight attendant says to Alec, one of the passengers, " I'm sorry, sir, but all passengers need to turn off their portable electronic devices for takeoff, so you'll need to turn off your laptop."

空乘人员对其中一名乘客亚历克说，“对不起，先生，所有乘客在起飞前都需要关闭便携式电子设备， 所以您需要关闭笔记本电脑。