航跡

(1)a track or mark left by something that has passed; "there as a trail of blood"; "a tear left its trail on her cheek"

(2)物が通った跡あるいは残した痕跡

(3)the wave that spreads behind a boat as it moves forward; "the motorboat's wake capsized the canoe"

(4)ボートが前に進むときその後ろに広がる波

(1)