Dollar Tree表示，氦气供应紧张已冲击气球和派对用品销售，而研究人员指出，这也反映出依赖氦气的行业正面临更广泛的成本压力。引述“Dollar Tree表示，氦气供应紧张已冲击气球和派对用品销售。”— Dollar Tree来源Party balloons could become a ‘luxury’ as the Iran war spurs a helium shortageMarketWatch