| 单词 | navigational aid |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔location〕The latest navigational aids make the location of the airfield quite easy.使用最新的导航设备可以很容易地确定机场的方位。剑桥高阶〔navigational〕The crash was a direct result of inadequate navigational aids.坠机是导航不力的直接后果。柯林斯高阶〔navigational〕The crash was a direct result of inadequate navigational aids.坠机是由导航不力直接造成的。外研社新世纪〔radio beacon〕A fixed radio transmitter that broadcasts distinctive signals as a navigational aid.无线电指向标：位置固定的无线电发射台，可以发出清晰的无线电讯号用以导航美国传统〔radio compass〕A navigational aid consisting of an automatic radio receiver that determines the transmission direction of incoming radio waves.无线电罗盘：一种导仪器，带有一个无线电自动接收器，可以测定发来的无线电波的发送方向美国传统The latest navigational aids make the location of the airfield quite easy.采用最新的导航仪器可以很方便地定出该飞机场的方位。剑桥国际 |
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