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- In nuclear magnetic resonance video in, centrum pine pledges bone is loud signal area to show Bai Ying, the coriaceous bone all round is shadow of darkly of low signal area. 在核磁共振影像中，椎体松质骨为高信号区呈白影，周围的皮质骨为低信号区呈黑影。
- MRI showed hyper-intensity signal area in left temporo-occipital area and discrete smaller foci of hyper-intensities in both hemispheres consistent with multiple infarction. 核磁共振摄影显示一左边颞枕部脑部梗塞。
- It is designed to provide much lower intermodulation when used in a high AM Broadcast signal areas. 它被设计提供更低的相互调制当使用在上流上午广播信号区域。
- The PVNS included irregular and nodular or diffused synovial proliferation, with low signal areas consistent both on T1WI and T2WI of hemosiderin deposition. PVNS主要表现为滑膜不规则结节状增生或弥漫性增生，增生的滑膜和结节内沉着含铁血黄素（T1WI、T2WI双低信号）。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- A red lamp is used as a danger signal. 红灯用作危险信号。
- Send out a distress signal; the ship is sinking. 船正在下沉，发遇险信号吧。
- I corrected my watch by the time signal. 我按报时信号校正我的表。
- A decrease in signal power as measured between two points. 信号能量在两点间测量出来的减小量。参阅signal。
- The President's arrival was the signal for an outburst of cheering. 总统来到爆发一阵欢呼声。
