短語詞組短語half cut off 半切斷Half a day off 半天假half cut -off 半截止;半切斷We Get Half Off 我們得到一半half -price off-peak fare 非高峰時(shí)間減半票價(jià)half cooling time cut off 半截止go off half -cocked 準(zhǔn)備不足;不了解情況;在不知道全部事實(shí)的情go off at half cock 操之過急;槍走火To go off at half -cock 為之過早 返回 half off