challenging signal造句

• If the challenge signal had reached him before the spike, he should have indicated it with a timeout signal.
• The Germans were spotted approaching, but having earlier seen the British challenge signal in use, were able to signal the British ships and continue to approach.
• These were reported to Captain Wintour, who being unable to determine whether the ships were British or German issued a British challenge signal to the approaching ships.
• In the $ 200, 000 Early Times Manhattan Handicap at a mile and a quarter on the turf, Kiri's Clown returns from last year's field to challenge Signal Tap and Mecke.
• On the night of 22 23 April 1918, the " Cimeterre " were formed into three groups, with between each group . " Jackal " and " Hornet " encountered the Austro-Hungarian ships and turned towards, making the challenge signal.