Pistonphone
[电] 活塞话筒
🗣️ 情景例句
How's that?
这是怎么一回事？
The man is drawing blueprints for a new house.
这个人在设计新房屋的蓝图。
He has to deduce what he can from the few scanty clues available.
他们必须根据现有的不充分的线索进行推理。