quality and quantity

基本解释

And yet, as the research grows in quality and quantity, there continues to be a fairly consistent absence for evidence of harm.
他补充道，“但是，尽管研究在质量和数量上不断改进，始终没有发现手机危害健康的确凿证据。”
All roles need to be adequately (quality and quantity) assigned for each project, so that it is possible to share roles and/or participate in multiple projects.
对于每个项目，所有的角色都需要进行充分地分配（质量和数量），因此就有可能共享角色和/或参与到多个项目中。
Current trends may jeopardize future improvements in the quality and quantity of employment, as well as growth and poverty reduction.
目前的趋势可能会危害未来的就业质量和数量的改善，以及增长和减轻贫困的前景。

Birds and mammals invest in quality and not quantity, as opposed to fish and reptiles.
鸟类和哺乳类靠质生存,而非以量取胜，这与鱼类和两栖类不同。
耶鲁公开课 - 心理学导论课程节选

But WikiLeaks and its media allies control completely the timing, quality and quantity of information released.
ECONOMIST: WikiLeaks
When they do, they increase the quality and quantity of food that they consume.
FORBES: Bernanke's Big Question: What's Ahead For Inflation?
Civilizations are constrained directly by the quality and quantity of available safe drinking and subsistence water.
UNESCO: Natural Sciences