Dectra
台卡跟踪和测距导航系统, 远程长波导航设备
🗣️ 情景例句
How have you been?
你近来怎么样？
The doctor said I looked anemic.
医生说我看起来贫血。
I have an exhibition in London this coming month.
下个月我在伦敦要举办一次画展。