例句與造句

1. Specification for calculation of interference effects of ac highvoltage overhead power transmission lines on nondirectional beacons
   高壓交流架空送電線無線電干擾對(duì)中波導(dǎo)航影響的計(jì)算規(guī)程
2. It's difficult to find nondirectional in a sentence. 用nondirectional造句挺難的