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。
Four years later, she left the children's home and entered an institution for the blind, where she learnt braille.
4年之后,她离开孤儿院,进入一盲人学校,学习布莱叶盲文。