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。
Although perhaps only 1 per cent of the life that has started somewhere will develop into highly complex and intelligent patterns,
虽然在已经产生生命的某个地方,可能只有1%会发展成高度复杂有智力的生命形态,