It was a war of attrition .这是一场消耗战。The long war of attrition exhausted the strength of both countries.这场长期的消耗战耗尽了两国的力量.This control requires knowledge of attrition kinetics and cyclone effectiveness.这种控制要求颗粒磨损动力学和旋风分离器效率...
翻身跃过栅栏后，他便朝斜穿围场的方向走去。Vaulting the stile, he headed diagonally across the paddock.潜水员向后翻身入水。The diver flipped over backwards into the water.在吊床上翻身很困难.It is difficult to turn over in a hammock....