functioning

v.

起作用（function的现在分词形式）；运转；正常工作；

proper functioning正常运行；正常工作

mental functioning心理功能

1. Start running,functioning,or operating,as of lights or power.
   开始机能运转或者运行，关于光或者能量。
2. Other nutrients, such as fiber and minerals, help keep our body functioning well.
   其他营养成分如纤维和矿物质，能保持身体机能良好运转。

Effects of Biodiversity on Ecosystem Functioning: A Consensus of Current Knowledge
Effects of biodiversity on ecosystem functioning: A consensus of current knowledge RID C-8625-2009 RID F-6031-2011
Perceived self-efficacy in cognitive development and functioning.
Functional Status and Well-being of Patients With Chronic Conditions: Results From the Medical Outcomes Study
...from Asperger syndrome/high-functioning autism,...
Predicting Changes in Physical Performance in a High-Functioning Elderly Cohort: MacArthur Studies of Successful Aging
From tropics to tundra: Global convergence in plant functioning
The autism-spectrum quotient (AQ): evidence from Asperger syndrome/higg-functioning autism, males and females
Cortical activation and synchronization during sentence comprehension in high-functioning autism: evidence of underconnectivity
The autism-spectrum quotient (AQ): Evidence from Asperger Syndrome/high-functioning autism, males and females, scientists and mathem...