VERB
认为(某种思想、事实、理论)不重要;不全信;认为…不相关
If you discount an idea, fact, or theory, you consider that it is not true, not important, or not relevant.
例句
However, traders tended to discount the rumor...
然而，商人往往不相信这一谣传。
This theory has now been discounted.
这个理论被打了折扣。