They've promised to keep both we quality and the quantity of the 300 bicycles in conformity with the contract stipulations.
他们已承诺那300辆自行车的质量和数量一定与合同规定相吻合。
Victorian parents believed that they kept their dignity by retreating behind an unreasoning authoritarian attitude;
维多利业时代的父母认为,他们可以靠无理的权威气派来维护自己的尊严,