天一黑，埃文斯夫人就发出了那个信号。
闯入利比亚领空的黑鸟，在荒凉的沙漠上空渐渐接近最后一个既定转弯。就在此时，沃尔特捕捉到一些导弹发射信号。
We had crossed into Libya and were approaching our final turn over the bleak desert landscape when Walter informed me that he was receiving missile launch signals.
在汽车比赛中，黑旗是要车手进维修站的信号。
A black flag in a car race is the signal for a driver to go to the pits.
人类的褪黑激素水平在夜晚上升，以响应黑暗和昼夜节律钟发出的信号。
In humans melatonin levels rise at night, in response to darkness and cues from the circadian clock.
这样的话，升起的阳光会发送给你的大脑一个是时候该起床的信号，这个信号会减缓褪黑激素的生产，并提高肾上腺素的生产。
That way, the natural light of the rising sun will send a signal to your brain to slow its production of melatonin and bump up its production of adrenaline, a signal that it's time to wake up.
这传达出显而易见的信号：不能在有可能影响成功打黑整体目标的细枝末节上抓住不放。
The apparent message: Don't get caught up in details that will muddle the overall goal of a successful antimafia campaign.
计算单元从由第二放大器放大的每个像 素信号中减去黑电平信号成分。
The computing unit subtracts a black level signal component from each of the pixel signals amplified by the second amplifier.
谁知比赛后，黑魔标记在天空中意外出现——哈利的夙敌，邪恶的伏地魔向魔法界发出了恐怖的信号，他将重新崛起。
Who would have thought after the race, Let Die marked in the sky unexpected - Harry Sudi, the evil Lord Voldemort sent to the magic world of terror signal that he will re-emergence.
根据这一特点，从维恩公式出发，利用最优化方法处理测得的火焰辐射光谱信号，得到了火焰的温度和黑度。
Based on the Wien's law temperature and emissivity of flame were obtained by processing the measured data with an optimization algorithm.
然而，其主题也可以是学习使用符号进行交流的黑腥腥、在迷宫中航行的白鼠或是一只对危险信号做出反应的海参。
However, the subject might also be a chimpanzee learning to use symbols to communicate, a white rat navigating a maze, or a sea slug responding to a danger signal.
同样，由于残留的同步信号而导致的黑电平上很小的直流偏移依然能够影响颜色的平衡和各个视频通道的增益。
Again, small DCshifts in the black level caused by residual sync can disturb the colorbalance or gains of the video channels.
同样，由于残留的同步信号而导致的黑电平上很小的直流偏移依然能够影响颜色的平衡和各个视频通道的增益。
Again, small DCshifts in the black level caused by residual sync can disturb the colorbalance or gains of the video channels.
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