But the flattish top of the Philips bulb, while warm to the touch when lit, isn't a major part of the product's thermal management system.

不过飞利浦灯泡的顶却很平坦，尽管点亮时摸起来有点暖，却不是该产品的主要散热部分。

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The end result looks so different from what we've come to expect of bulbs that every AmbientLED package carries a large sticker: WHITE LIGHT WHEN LIT.

这一结果与我们从ambientled包装上的标语得到的理解大相庭径，上面写着：点亮白光。

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When the lanterns are lit, they slowly rise into the air like small hot air balloons for all to see.

当灯笼被点亮时，它们就像小热气球一样慢慢升到空中，供所有人观赏。

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The creations look their best when lit up with, say, an LED light.

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At Hugh Gorge, walkers may need to take off their boots and cross through water, while incredible Standley Chasm has towering rock walls that blaze a fiery vermillion when lit by the midday sun.

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Still, nothing could dampen the thrilling views on the west and north sides of the building (especially from the 2, 000-plus-square-foot Kohinoor Suite), which take in the entirety of the Queen's Necklace, the stretch of Marine Drive running along the city's Back Bay that, when lit up, truly resembles a vast string of pearls--one of the urban wonders of the world.

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