电梯开动了，接着剧烈震颤起来，然后就毫无反应了。The lift started off, juddered, and went out of action.他突然感到腹部一阵剧烈疼痛。He was struck by a stabbing pain in his midriff.在家剧烈运动了一阵后他突然昏倒了。He collapsed following a vigorous exercise session at his home...
Real change can not be constrained by the rules, hunches, or imagined.真正的变化是无法被规则制约 、 预感或想象之中.Changes in temperature occur slowly and are constrained within relatively tight bounds.温度变化缓慢，而且局限在相对较小的范围内。The iteration of g...