名词
中文翻译：Unknown
同义词：
['1. commander', '2.sender', '3. transmitter']
例句：
-
1. The commander sent a message to the troops.
指挥官向部队发送了一条消息。
-
2. The sender of this email has not responded to our inquiry.
发件人未对我们的问题作出回应。
-
3. The transmitter was responsible for relaying the signal from the base to the field.
发射器负责将信号从基地传递到前线。