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- The two systems of government are polar opposites. 这两种政体正好相反。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- 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。
- polarized signal control line circuit 信号控制极化线路电路
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- Located or found in one of the Polar Regions. 环极的，围绕极地的位于或发现于一个极地区域中的
- 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。
- The uniform linear array (ULA) considered here consists of orthogonal dipole-pairs, which measure the x-axis and y-axis components of the electric-field of the polarized signals. 该算法不需要谱峰搜索，直接给出各参数的闭式解。
- In spite of vigilance a polar bear escape from the zoo. 尽管警戒很严，北极熊还是逃出了动物园。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- The polar region is the habitat of the polar bear. 北极地带为北极熊的栖息地。
- 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。
- Although they can swim, the polar bears are terrestrial animals. 北极熊虽然会游泳，但也是陆栖动物。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- In spite of vigilance a polar bear escaped from the zoo. 尽管警戒很严，北极熊还是逃出了动物园。
