Certainly, the limitations imposed by manuallabor and the locally available materials of mud-brick and timber necessitated a divergence from the original European church model.
当然，由于手工劳动和当地可利用的泥砖和木材等材料的限制，与最初的欧洲教会模式产生了分歧。
2
One is the acceleration of the substitution of knowledge and capital for manuallabor.
一是知识和手工资本的替代加速。
3
After six years of manuallabor he was finally allowed to train as a salesman.