单词	It is no use trying
释义	It is no use trying. 试也无用。
随便看	fluctuation theorem fluctuation theory fluctuation time Fluctuation Trends fluctuation vacuum fluctuation variation fluctuation velocity fluctuations fluctuation scattering Fluctuation Scope fluctuation signal fluctuations in customer demands fluctuations in exchange fluctuations in investment securities fluctuations in policy fluctuations in prices Fluctuations in rate of exchange Fluctuations in the exchange rate fluctuation situation fluctuations of economic cycle fluctuations of prices fluctuations of water table fluctuations of world market prices fluctuation spectroscopy fluctuation spectrum