vt.意识到,领会;发现…的真面目
If you want to succeed in business you have to suss out the competition. 要想在生意场上立足,你必须真正明白竞争是怎么回事。
Talk to him to suss him out if you're not sure of him. 如果你仍然拿不准,跟他谈谈,探探他究竟是什么样的人。