ultra-violet radiation having biological effects يبدو
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كلمة بكلمة
- ultra-violet يبدو
- radiation يبدو
- having يبدو
- biological يبدو
- effects يبدو
- ultra-violet radiation having biological effects معنى: إشعاع فوق بنفسجي ذو آثار بيولوجية
