1、決定性的,關(guān)鍵的
a decisive factor/victory/battle 決定性的因素/勝利/戰(zhàn)役
She has played a decisive role in the peace negotiation
她在和談中起了關(guān)鍵作用
a decisive step towards a cleaner environment
朝著更清潔的環(huán)境邁出的關(guān)鍵一步
2、堅決的,果斷的
decisive management 果斷的管理層
The government must take decisive action on gun control
政府必須在槍支管制上采取果斷措施。