traffic signals
交通信号
buy signals
买入信号
sell signals
卖出信号
signal strength
信号强度
signal processing
信号处理
emergency signals
紧急信号
signal detection
信号检测
signal analysis
信号分析
warning signals
警告信号
signal transmission
信号传输
she signals her approval with a nod.
她用点头表示赞同。
the traffic lights signals when to stop.
交通信号灯指示何时停车。
he signals for help from a distance.
他在远处请求帮助。
the coach signals the players to start.
教练向球员发出开始的信号。
birds use various sounds to signals danger.
鸟类用各种声音来发出危险信号。
she signals her intent to leave the meeting.
她表示打算离开会议。
the scientist signals a breakthrough in research.
科学家表示研究取得了突破。
he signals his friends to join him.
他示意朋友们和他一起。
the dog signals its owner to play.
狗向主人发出玩耍的信号。
she signals her discomfort during the conversation.
她在谈话中表示不适。
探索常用高频词汇