Dectra
台卡跟踪和测距导航系统, 远程长波导航设备
🗣️ 情景例句
His yearly salary is in seven digits.
他的年薪是7位数。
We don't have an extension.
我们没有分机。
Every day he leaves his home and walks to the lift.
每天他离家后就步行去乘电梯。