signal / ˈsɪg nl /

⭐基础词汇信号信号灯信号显示信号的

signal4 个定义

n. 名词 noun
  1. anything that serves to indicate, warn, direct, command, or the like, as a light, a gesture, an act, etc.: a traffic signal; a signal to leave.
  2. anything agreed upon or understood as the occasion for concerted action.
  3. an act, event, or the like that causes or incites some action: The unjust execution was the signal for revolt.
adj. 形容词 adjective
  1. serving as a signal; used in signaling: a signal flag.
  2. unusual; notable; outstanding: a signal exploit.
v. 有主动词 verb

sig·naled, sig·nal·ing or sig·nalled, sig·nal·ling.

  1. to make a signal to.
  2. to communicate or make known by a signal.
v. 无主动词 verb

sig·naled, sig·nal·ing or sig·nalled, sig·nal·ling.

  1. to make communication by a signal or signals.

signal 近义词

adj. 形容词 adjective

extraordinary, outstanding

n. 名词 noun

indication; authorization

v. 动词 verb

indicate; give a sign to

更多signal例句

  1. They would transmit sound signals through the SOFAR Channel and measure the time that it took for the waves to arrive at receivers located 10,000 kilometers away.
  2. They can also signal the extent to which a health care system is strained and, when they start rising, provide a warning that more resources need to be marshaled quickly.
  3. That kind of fire growth, especially at night, that’s a climate signal for sure.
  4. Those signals of heart inflammation could mean that the patients had developed myocarditis, which is estimated to occur in approximately 22 out of 100,000 people annually around the world.
  5. His studies went on to show that when we learn something new, an electrical signal fires and connects cells in different parts of the brain.
  6. The band turned back around, raising a lively tune to signal life would go on.
  7. Not even Radio Bemba (Cuban slang for the rumor mill) had picked up the signal.
  8. Regardless of how the showdown ends, it does serve a very clear signal of what the political climate will be in the next Congress.
  9. So while the poor sound quality was aggravating, it was also a signal of some weird legitimacy.
  10. And more importantly, an Orman victory could signal a broader assault against the duopoly that controls congress.
  11. But, when the car came thundering down, it was crammed to the step; with a melancholy gesture, the driver declined her signal.
  12. Distances were to him as nothing; and difficulties only stimulated him to give his adversaries a more signal overthrow.
  13. A still more signal triumph to American ingenuity was accorded on Thursday.
  14. He knew that not only was it a signal for the closing of the city gates, but it was also a warning that bedtime was at hand.
  15. General Pio del Pilar slept in the city every night, ready to give the rocket-signal for revolt.