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。
Car alarms constantly scream at us in the street and are a source of profound irritation.
在街上,汽车的防盗警报不断对我们吼叫,这是人们极度烦燥的一个原因,