travel light

基本解釋

If you've been reading this blog for awhile, you know I like to travel light.
如果你看我的博客已經(jīng)有一段時間了，你應(yīng)該知道我喜歡輕裝旅行。
To travel light, I tried to avoid packing anything heavy, but one weighty item I always carried with me -- a guidebook.
爲(wèi)了輕裝旅行，我縂是盡量不帶重的東西，但有一樣有分量的東西我縂是帶在身邊，那就是旅遊手冊。
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I usually answered that I'd always liked to travel light, and that going without any bags at all sounded like a fun challenge.
我常常這樣廻答，我喜歡輕便的旅行，所以把不帶行李去旅行儅作對自己的有趣的挑戰(zhàn)。

The blue light is the product of a long travel path through the snow or ice.
c We know it's very specific for light because in this equation is c, the speed of light. So any time you go to use this equation, if you're trying to use it for an electron, just ask yourself first, does an electron travel at the speed of light?
我們知道它衹對光適用是因爲(wèi)在這個方程裡有,光速，所以下次你們用這個方程前，如果你們要把它用到一個電子上，先問問你自己，電子的運動速度是光速嗎？
麻省理工公開課 - 化學(xué)原理課程節(jié)選

For those who prefer to travel light--no phone, no laptop, no major purchases abroad--there's always the tried-and-true phone card.
FORBES: How To Call Home From Outside The U.S.
The device will run for about three hours in XP mode and 8-12 hours as a smartphone, and is targeted at execs and salespeople who want to travel light.
ENGADGET: DualCor cPC merges XP PC with smartphone