https://online2.tingclass.net/lesson/shi0529/0008/8532/p01.mp3
https://image.tingclass.net/statics/js/2012
It's hard to discern his true intention in such a short period of time.
要在如此短的时间内看出他的真正企图是好难的。
discern,看出，辨出。
discern good from evil分辨善与恶。
He almost could not discern the road in the dark.他几乎不能在黑暗中辨认出路来。
