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A mass firing of rockets or aerial shells. Waterfall - This effect is used in professional shows by attaching tubes filled with a composition based of aluminum, to a rope or wire that is hung horizontally or vertically. The tubes with the composition are spaced evenly and are ignited at relatively the same moment by using electrical firing or quick match. Whirlwind ?tube that spins in the air with sparks. This produces a tornado like effect.
출처: www.fireworkinfo.com/glossary.htm
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| volley |
Kicking the ball in or out of mid-air.
출처: www.thecoachingcorner.com/soccer/soccerglossary.ht...
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