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。
After reading an article entitled 'Cigarette Smoking and Your Health' I lit a cigarette to calm my nerves.
读完一篇题为《吸烟与健康》的文章之后,我点上了一枝香烟,来镇定一下自己紧张的神经。