他把球放好，试着虚打了几下。He placed the ball and tried a couple of feints.她感觉体虚、疲倦、头昏眼花。She was plagued by weakness, fatigue, and dizziness.耳闻为虚, 眼见为实.What you hear about may be false; what you see is true....
Dewax are first done by boiling and second by warm water.退蜡沸水退蜡,二次退蜡用温水.The dewax rate is controlled by the diffusion of paraffin wax in poly propylene.热脱蜡的动力学控制步骤为石蜡在聚丙烯中的扩散过程....
只有计算出自己可能的平均结余，才能选择合适的账户。Choosing the right account depends on working out your likely average balance.我们计算出兰开斯特郡的农场面积平均为65英亩。We calculate that the average size farm in Lancaster County is 65 acres.除非我们知道所有成本,否则不能准确地计算出价...