A river formed in central Ghana by the confluence of the White Volta and the Black Volta and flowing about467km(290mi)southward through artificial Lake Volta to the Bight of Benin in the Gulf of Guinea.是什么意思_A river formed in central Ghana by the confluence of the White Volta and the Black Volta and flowing about467km(290mi)southward through artificial Lake Volta to the Bight of Benin in the Gulf of Guinea.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句