美 [laɪt ʌp]
点亮：指灯光变亮，开始发光。
电话亮起：指电话显示有来电。
点燃香烟：指点燃一支香烟。
light up // [ lighting lighted lighter lightest lights ]
动词词组 If you light something up or if it lights up, it becomes bright, usually when you shine light on it. 照亮; 变亮
...a keypad that lights up when you pick up the handset.
…当你拿起听筒就变亮的拨号盘。
动词词组 If your face or your eyes light up, you suddenly look very surprised or happy. 露出吃惊的表情; 露出喜色
Sue's face lit up with surprise.
苏的脸上露出惊讶的表情。
... lie in在于 light up照亮，点燃；容光焕发；(使)面有喜色 line up排队，使排成一行 ...
... stay up / sit up 熬夜不睡觉 light up 照亮；（脸上）呈现高兴的情绪 look up 抬头看；查找；好转 ...
点亮灯泡(Light UP)，这是一款要用传..
... lead to 引起；导致；通向 1)Light up 点（烟火等）；照亮；使（脸等）放光彩，容光焕发 Light up vi. 常和with连用，意为“亮起来；容光焕发，开朗起来” ...
Usually at this time the yellow light just light up.
而通常此时黄灯才刚亮起。
The red flowers, blooming like burning fire, light up her world.
那些红色的花朵像燃烧的火一样绽放，照亮了她的世界。
You can enjoy an all new Shamu's Celebration: Light Up The Night show.
你可以享受一个全新的虎鲸的庆祝活动：点亮夜晚秀。
And you know, they are really nice when they light up at night. "One couple we talked to was visiting from France.
VOA : special.2010.05.07
Oedipa Maas in Crying of Lot 49 will sit up on a bluff overlooking San Narciso, and she'll look down at the pattern of light.
拍卖第四十九批》里的奥狄芭·马斯也会坐在悬崖上,俯看纳西索，看各式的光。
1945年后的美国小说课程节选 : 耶鲁公开课
And instead of having the electron giving off energy as a photon, instead now the electron is going to take in energy from light and move up to that higher level.
与电子以光子形式施放能量不同,我们现在要从光中,获得能量到一个更高的能级。
化学原理课程节选 : 麻省理工公开课
"The eyes light up and click. It happens -- 'I didn't know you had this.'" Jenny Johnson is the executive director of marketing for the Online Computer Library Center.
VOA : special.2011.07.11
What started as a family project has emerged as the Light Up the World Foundation, which has reached 25,000 people in 51 countries.
VOA : standard.2009.12.13
Kodaji was one of the first sites in Kyoto to light up during momiji-gari and hanami.
And buying them would light up his face and send him hone early to his family.
"You don't have to light up the radar gun to be successful, " Uggla said.