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。
Many families spend this at a cottage by the seaside or go camping in the hills or on the coast.
许多家庭会在海滨的小屋里度过这段时光,或到小山坡上或在海岸边野营度假。