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。
His few material possessions make it possible for him to move from place to place with ease.
他几乎没有什么财产,这使他能够轻松自如地在各地奔波。