pyrotechnics
n
1 [sing v] art of making fireworks 烟火制造术.
2 [pl] (fml 文) public display of fireworks as an entertainment 烟火的施放; 放烟火; 放烟花.
3 [pl] (fig sometimes derog 比喻, 有时作贬义) brilliant display of skill, eg by an orator, a musician, etc 技艺(如口才、 演奏技巧等)的出色表现; 炫耀技巧.