Dectra
台卡跟踪和测距导航系统, 远程长波导航设备
🗣️ 情景例句
It has been raining constantly for two days.
雨连续下了两天。
I got many channels on the TV set.
我的电视机有很多频道。
Thousands joined him when he led a march to the coast, with the purpose of making a little salt when he reached the sea.
为了生产一点盐，他带领游行队伍向海滨前进，当他们到达海滨时，成千上万的人参加了进来。