信标，发射引导或警告用信号的装置。
BEACON, a device which emits a signal for use as a guidance or warning aid.
在偏远地区，呼救信号可以引导救援队员直接到达失事地点。
In remote areas, the beacons guide search and rescue personnel directly to the crash site.
在偏远地区，呼救信号可以引导救援队员直接到达失事地点。
In remote areas, the beacons guide search and rescue personnel directly to the crash site.
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