The most convincing explanation is that when someone is finding it difficult to understand what is said to them, he/she engages in a form of lip-reading: he/she will observe the lips of the talker and mimic the talker's lip movements.
Lake Tanganyika is an African Great Lake. It is estimated to be the second largest freshwater lake in the world by volume, and the second deepest, in both cases, after only Lake Baikal in Siberia; it is also the world's longest freshwater lake.
Lake Victoria is one of Africa's Great Lakes, and was named by the first European to discover the lake, John Hanning Speke, in honor of Queen Victoria of the U.K.Lake Victoria is Africa's largest lake, and crosses the borders of Tanzania, Uganda, and Kenya. Crossing over the borders of Tanzania, Uganda and Kenya, Lake Victoria is Africaâs largest lake. 2  The Tanzanian portion of the lake lies in the countryâs northwest, where Compassionâs ministry is found primarily in Mwanza and Shinyanga, two of Tanzaniaâs 30 regions.