signalled
美['sɪgnəld] 英['sɪgnəld]
adj. 信号的；预示的；告知的
sp. 动词signal的过去式和过去分词.
英英释义
名词signal- any nonverbal action or gesture that encodes a message
- any incitement to action
- an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
例句
- In digital signal technique, a signal that uses a positive(or negative) excursion and ground as the two binary signal states.在数字信号技术中，用正(或负)向电压与地两个电平来表示二进制“1”和“0”的一种信号
- A police car drew alongside and signalled to me to stop.一辆警车开到我身边示意我停下来。
- The defeat signalled the end of the war.那一次失败标志着战争的结束。
- Heavy footsteps signalled the teacher's approach.沉重的脚步声显示教师已经走近了。
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