飞机正常飞行15分钟后警示灯开始闪烁。
The plane was flying normally for about 15 minutes before a warning light blinked on.
读者文摘解答：如果是白炽灯，每次只要你离开房间超过5秒钟就要关掉；如果是节能灯，超过15分钟的话一定要记得关。
Reader's Digest Version: Turn off incandescents if you're leaving the room for more than five seconds; CFLs, if you'll be gone at least 15 minutes.
凭借让照相机快门打开时间延长，通常超过1分钟，就能使用发光二极管、闪光灯，乃至闪光物体绘出光线踪迹。
By having a camera's shutter open for extended periods of time, often well over a minute, trails of light can be drawn with LEDs, flashlights, or even sparklers.
当熄灯运动在各国相继展开时，伦敦的大本钟，巴黎铁塔，以及凯旋门都关了灯。
As the blackout hour moved across the globe, London's Big Ben and Paris' Eiffel Tower and Arc DE Triomphe flipped the switch.
短时间内频繁开关节能灯会降低它的使用寿命：固定安装或安装在房间的节能灯每次至少应亮15分钟后再关闭。
Repeatedly turning CFLs on and off shortens their lifespan: Install CFLs in fixtures or rooms you keep lit for more than 15 minutes at a time.
在别人绞尽脑汁思考如何在15分钟内名富双收的时候，他却躲在聚光灯之外。
While our compatriots rack their brains on how to get their 15 minutes of fame, and subsequent fortune, he has been hiding from the spotlight.
她告诉美国国家公共电台的记者，她只用了大约40分钟就写出了《寂寞水晶灯》这首歌，包括和弦和歌词部分。
She told NPR that it took her only about 40 minutes to write Chandelier, including the chords and lyrics.
灯关上才五分钟，电话铃就响了，把我从蒙眬的睡意中拉了回来。
The light had been out five minutes when the phone rang and snatched me from the beginnings of sleep.
大约20分钟后，电视自己就关了，放在我睡的这边的茶几上的灯也灭了。
After 20 minutes or so, TV was off automatically, so was the light on the teapoy of our sleeping side.
今天9点钟到了北辰西桥，看到水立方夜景灯已经开了，鸟巢比较暗。一路走一路拍。
I went to water cube at 9 pm. All the lights on water cube are open, but the Bird Nest (National Stadium) is dark. I took some pictures.
介绍了基于EM78P447SB单片机、集成湿度传感器、亮度传感器、钟控开关和自制光电耦合器制作的积木式霓虹灯控制系统。
Introduced the application of humidity and brightness sensor in neon light controller system based on EM78P447SB micro-chip computer.
它专业生产各种各样欧美风格的吊灯、台灯、壁灯、落地灯、镜子、钟、家具等等。
It professionally produces all sorts of Occident style pendant lamp, table lamp, wall lamp, floor lamp, mirror, clock and furniture etc.
运行系统10分钟，保证着色剂充分混合进去并开始循环。使用紫外线灯和护目镜，还有电子检漏器检查泄漏。
Run the system for 10 minutes for the dye to mix and circulate and check for leaks using a combination of the UV lamp and goggles and an electronic leak detector.
蓝牙耳机第一次使用前不少于20分钟充电，通常充电2小时后，指示灯转为蓝色表示充电完成。
A . Charge for at least 20 minutes before first use. Complete charging in 2 hours. Headset will not function when charging. Headset is charged when Light Indicator is blue.
在1950年(白炽灯时代)的工资水平下，你必须工作八秒钟才能得到同样的照明。
In 1950, with a conventional filament lamp and the then wage, you would have had to work for eight seconds to get the same amount of light.
普遍一致认为最好当要离开15分钟或更长时间时将紧凑型荧光灯关掉。
The general consensus is that it's best to turn off CFLs when you are leaving for 15 minutes or longer.
普遍一致认为最好当要离开15分钟或更长时间时将紧凑型荧光灯关掉。
The general consensus is that it's best to turn off CFLs when you are leaving for 15 minutes or longer.
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