apprehension

n.

不安，忧虑，忧惧；理解（力），领悟，了解；拘捕；

复数：apprehensions

1. The matter is beyond my apprehension.
   这件事我无法理解。
2. He felt some apprehension over the result.
   他对结果有点担心。
3. He looked around the room with apprehension.
   他恐惧地检查房间的四周。
4. The thief, after his apprehension, escaped.
   这贼被捕后又逃了。

Oral communication apprehension: A summary of recent theory and research.
A computational analysis of the apprehension of spatial relations.
Police Discretion in Emergency Apprehension of Mentally Ill Persons
On the give and take between event apprehension and utterance formulation
PERSONALITY CORRELATES OF COMMUNICATION APPREHENSION: A RESEARCH NOTE
Validity of the PRCA as an index of oral communication apprehension
The role of the right hemisphere in the apprehension of complex linguistic materials
Contrasting patterns of brain activity in anxious apprehension and anxious arousal
When dissonance fails: On eliminating evaluation apprehension from attitude measurement.
The Educational Impact of Communication Apprehension: An Exploratory Study in the People’s Republic of China