flotation () [, ] a situation where a government stops controlling the price of its currency and allows it to be bought and sold freely（货币的）自由浮动◆The currency fell by 40% against the dollar on the first day of the float.这种货币在自由浮动的第一天兑美元下跌了 40%。➡free-floating [] () an amount of money consisting of coins and notes of low value that is given to sb before they start selling things so that they can give customers change （商店内的）备用零钱 () [, ]the number of a company's shares that are owned by the public and are available to be bought and sold流通股数量