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| English | Arabic |
| heavy goods vehicle traffic Traffic of large motor vehicles designed to carry heavy loads | سيارات النقل الثقيل |
| heavy metal A metal whose specific gravity is approximately 5.0 or higher | معدن ثقيل |
| heavy metal load The amount of stress put on an ecosystem by heavy metal pollution released into it | حِمل المعادن الثقيلة |