make preparations for短语⁴⁰²⁰² 基本例句 vt. 作…的准备 The plow bottom surface is mathematically modelled in order to make preparations for the use of electronic computers in the design of the plow bottom surface. 对犁体曲面加以数学模型化，为进一步用电子计算机设计曲面提供了基础。 cnki They hope for the best, but make preparations for the worst. 他们存最好的希望，但作最坏的打算。 ruiwen