首頁›Browse›T›trial balloontrial balloon編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看trial balloontrial balloon — 名詞名詞1. a test of public reaction to a new idea or policy1.名詞釋義試探氣球a test of public reaction to a new idea or policy例句The government floated a trial balloon about raising taxes.