英文: Never underestimate your opponent.
中文: 千万不要低估对手。英文: The candidate routed his opponent.
中文: 这位候选人击败了对手。英文: He has defeated his opponent.
中文: 他打垮了他的对手。英文: He knocked his opponent down.
中文: 他将他的对手击倒。英文: A: Can you beat yout opponent?
中文: 你能打败你的对手吗?