phản đối 
opponent like: Gegner → →
Wir sollten das Angebot des Gegners annehmen. ☊ 
Chúng ta nên chấp thuận đề nghị mà phía bên kia đưa ra. ☊ (Lektion 102, Nr. 1715) an unfair advantage (= sth that benefits you, but not your opponents) ☊ advantage ☊
The two opposing armies faced each other across the battlefield. ☊ army ☊
He knocked his opponent down three times in the first round. ☊ knock sb down/over ☊
a political opponent ☊ opponent ☊
a dangerous/worthy/formidable opponent ☊ opponent ☊
The team's opponents are unbeaten so far this season. ☊ opponent ☊
opponents of abortion ☊ opponent ☊
opponents of the regime ☊ opponent ☊
It is time for opposing factions to unite and work towards a common goal. ☊ opposing ☊
Liverpool couldn't match the opposition in the final and lost 2-0. ☊ opposition ☊
He won by two strokes (= in golf, by taking two fewer strokes than his opponent). ☊ stroke ☊