signalman
US /ˈsɪɡ.nəl.mən/
UK /ˈsɪɡ.nəl.mən/
名詞
1.
信號員, 信號手
a person who operates signals on a railroad or at a port
範例:
•
The signalman waved his flag to indicate the track was clear.
信號員揮舞旗幟，示意軌道暢通。
•
He worked as a signalman for over thirty years.
他做了三十多年的信號員。
在 Lingoland 學習這個單詞