A physical or conceptual boundary that separates air from water, often used in environmental and engineering contexts.

वायु-जल बाधा

English Usage: The air-water barrier is crucial for the health of aquatic ecosystems.

Hindi Usage: वायु-जल बाधा जलीय पारिस्थितिकी तंत्र के स्वास्थ्य के लिए महत्वपूर्ण है।