Signaller
n. 信號手, 通信兵, 信號裝置\\n[化] 信號裝置
?? 牛津釋義
signaller
(US signaler), n person who signals, esp a soldier specially trained for this purpose 信號員; （尤指）信號兵.
??? 情景例句
It's easy to pick something for my colleagues, but it's difficult for my boss.
給同事們的應該不難買，但是給老板的就難羅。
Are you sure?
你確信嗎？
'May I have two tickets please?' I asked.
“我可以買兩張票嗎？”