sis-boom-bahn.
英 'sis'bu:m'bɑ: | 美
中文n. [美国俚语]观赏性运动项目，(尤指)美式橄榄球 \n
词根词源
sis-boom-bahcheerleading chant, originally (1867) an echoic phrase imitating the sound of a skyrocket flight (sis), the burst of the fireworks (boom), and the reaction of the crowd ((b)ah).
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