No matter your age or mode of transportation, you should be visible, with bright or reflective clothing, plus lights if it's dark out.
不管你年龄抑或交通方式，必须使别人看的到你，穿着亮色或反光衣服，夜间时须配车灯。
The city lights of Paphos, Limassol, Larnaca, and Nicosia are visible on the island of Cyprus (image top).
塞浦路斯岛上的帕福斯、利马索尔、拉纳卡和尼科西亚的城市灯火亦可见得(图片顶部)。
Most of the displays are only visible in far northern places close to the Arctic Circle; that’s why they’re called the Northern Lights.
在地球的北部靠近北极圈的地方，大多数情况下，人们用肉眼就可以看到这种景象。这就是为什么人们称之为北极光。
Written on the Body is a secret code only visible in certain lights: the accumulations of a lifetime gather there.
对身体的描述是一种密码，只有在一定的光线之下才可以看到：把整个的一生积累在一起。
Space weather forecast chief Bob Rutledge said given the size of the solar storm, the lights probably shouldn't have been visible south of Iowa.
太空气象预测中心的负责人鲍勃·拉特利奇说考虑到太阳风暴的大小，在爱荷华州的南部应该是看不到极光的。
Snow-capped Alpine peaks are visible as dim gray blotches near a bright concentration of lights at left—the Italian city of Torino (Turin).
图中左侧的灯火集中区是意大利托里诺市（都灵）。附近积雪覆盖的阿尔卑斯山峰看上去就像暗灰色的斑点。
Symptoms Aching neck, dislike of bright lights, shivering, vomiting and, for meningococcal septicaemia, a rash which is visible after pressure is applied.
颈部痛疼、不喜光、发抖、呕吐，由于脑膜炎球菌的败血症，在加压后会有明显的皮疹。
Of all visible lights, red light has the longest and violet has the shortest wavelength.
在所有的可见光里，红外线的波长最长，紫外线的波长最短。
And even just the air in a clear sky blocks a huge range of the wavelengths of lights, pretty much only letting through visible light, anda smattering of infra-red and radio waves.
即便晴空万里光是空气就会挡住很大范围的光波波段，几乎只允许可见光、以及少数红外光和无线电波通过。
The annual April Lyrids are only visible as the Earth passes through the tail of the Thatcher comet towards the end of the month, with the bright streaks of lights being particles from that comet.
每年四月的天琴座流星雨只有该月末地球穿过撒切尔彗星的尾部时才能看到，来自彗星的碎片会化作道道流光。
Thee annual April Lyrids are only visible as the Earth passes through the tail of the Thatcher Comet towards the end of the month, with the bright streaks of lights being particles from that comet.
每年四月的天琴座流星雨只有该月末地球穿过撒切尔彗星的尾部时才能看到，来自彗星的碎片会化作道道流光。 。
Thee annual April Lyrids are only visible as the Earth passes through the tail of the Thatcher Comet towards the end of the month, with the bright streaks of lights being particles from that comet.
每年四月的天琴座流星雨只有该月末地球穿过撒切尔彗星的尾部时才能看到，来自彗星的碎片会化作道道流光。 。
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