In December 1776, Benjamin Franklin is world famous for his electrical experiments. But his passion and power are put to the test when he embarks on a secret mission to France — with the fate of American independence hanging in the balance.陈天(tiān )豪直挺挺(tǐng )的掉(🚤)下来(🥕)，砸在地上，把周围的生物(wù )吓了一跳。