phrasal verbphr vDISCUSSto discuss something thoroughly with someone until you find an answer, reach an agreement, or decide on something 彻底讨论,仔细商讨〔直到找出解决办法,达成协议或作出决定〕
We still have to get together and thrash out the details.
我们还得一起商定细节。
Examples from the Corpus
thrash out• Why hadn't they gone into all this at the time, really thrashed it out?• After a fortnightdrying out, the sheaves will be stacked in a rickready for thrashing to separate out the grain.