People often think that, you know, traditionally you take a light easy read for the beachand on the train, um, you maybe read something very different.

人们一般都这么想，如果是在沙滩上，那么就读一些浅显易懂的书籍，如果是在火车上，就读一些不一样的书。

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Modern video cameras are light and easy to carry.

新型的摄像机很轻，容易携带。

《牛津词典》

It is quite easy, with all that choice, to change a light bulb.

有了这么多的选择，换一个灯泡是相当容易的。

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So, one thing they did, because it was so easy to measure kinetic energy of electrons, is plot the frequency of the light against the kinetic energy of the electron that's coming off here. And in your notes and on these slides here, just for your reference, I'm just pointing out what's going to be predicted from classical physics.

他们做的其中一件事,因为测量电子动能是很容易的，就是画出光的频率,和出射电子动能之间的关系,在讲义的这里，仅仅是,为了做个比较，我要指出，经典物理所给出的预测,这个不作为对你们的要求。

麻省理工公开课 - 化学原理课程节选

The trains are former two-level 1960s commuter carriages from Chicago, refurbished and redecorated in white, and opened to provide greater natural light and easy sightseeing.

BBC: A theatrical journey into Canada��s Charlevoix

Starting with the tablet itself, it's surprisingly light and easy to hold -- in fact, it's just half the weight of the aging Cintiq 12WX.

ENGADGET: Wacom Cintiq 13HD graphics display hands-on (video)

Also, they're light, easy to carry, generally easier to learn than a smartphone or computer and don't require much typing -- considerable benefits to people with arthritic hands or joints.

CNN: Report: More than half of seniors now use the Web