"These findings are of great importance for countries," said Professor Saad m El Fadil, the study Principal Investigator in Sudan.

“这些研究结果对各国非常重要，”苏丹负责这项研究的主要调查研究员SaadM El Fadil教授说。

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"These findings are of great importance for countries," said Professor Saad m El Fadil, the study Principal Investigator in Sudan.

“这些研究结果对各国非常重要，”苏丹负责这项研究的主要调查研究员SaadM El Fadil教授说。

youdao