第二，大脑长期过度紧张很容易成为引发脑神经衰弱的原因。

Second, the long-term brain caused by excessive stress can easily become reasons for the weak of brain.

youdao

第二，大脑长期过度紧张很容易成为引发脑神经衰弱的原因。

Second, the long-term brain caused by excessive stress can easily become reasons for the weak of brain.

youdao