When facing a check-raise on the turn with a strong but vulnerable hand, analyze your opponent's betting patterns, stack sizes, and board texture. Consider if your top pair top kicker is likely be best or if you're beat. Evaluate pot odds and implied odds for potential draws. Assess the aggressiveness of your opponent and their propensity to bluff. Determine if hand is strong enough to call, fold to protect chips, or raise for value or as a bluff. Flexibility and adaptability are key in making the optimal decision.