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。
It was very different from modern car races but no less exciting.
它虽然与现代汽车比赛大不相同,但激动人心的程度并不亚于现代化汽车大赛。