| 单词 | radio marker |
| 释义 | > as lemmasradio marker radio marker n. ΚΠ 1926 Helena (Montana) Independent 30 Nov. 4/7 The radio beacons, the radio markers, the radio telephones for direct communication with the pilot in flight to apprise him of conditions ahead along the route. 1983 Proc. Internat. Carnahan Conf. Security Technol. 233 The mechanism of electromagnetic wave propagation in snow was found to be effective for snow rescue operation using a radio marker. < as lemmas |
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