Bradyscope
慢示器
🗣️ 情景例句
I don't get it.
我不明白。
But the market prices are changing frequently.
但是市场价格随时都在变化。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。