mental strain
n. 精神状态紧张
例句与用法:
The science that deals with mental processes and behavior.
心理学研究心理过程和行为的科学
The mental process or faculty of knowing, including aspects such as awareness, perception, reasoning, and judgment.
认识力思想过程或认识才能,包括如意识、知觉、推理和判断等方面