How to use in-sentence of “at dusk”:
– They jumped at dusk from about 3000 feet up.
– It is lit up at dusk every September 11, lasting until dawn the next day.
– Finally, at dusk the attacks were called off.
– The group got moving at dusk at 1600.
– Thus, at dusk on 23 October, two battalions of the 4th Infantry Regiment and the nine tanks of the 1st Independent Tank Company attacked on the U.S.
– To summarise: the owl hunts mainly at dusk and night-time.

