what’s what 汉语意思：​ 事情的真相；真实情况；事情的来龙去脉 例句：​ It took me a few weeks to learn what’s what in this new job. 我花了几周时间才弄明白这项新工作的门道。 Let me explain what’s what so that everyone understands the rules clearly. 让我来说明一下真实情况，这样大家就能清楚规则了。