“揣摩”常见的英文表达有 “speculate”、“ponder over”、“try to figure out” 等，具体使用哪个取决于语境：
含义：侧重于基于有限信息或证据进行推测、猜想，带有一定的不确定性和主观性，与“揣摩”中根据迹象或线索进行推测的含义相近。
例句：
They were speculating about the outcome of the election.（他们在揣摩选举的结果。）
I've been speculating on what she really meant by that remark.（我一直在揣摩她那番话的真正含义。）
含义：强调仔细、深入地思考，试图理解或找出答案，更侧重于对某个问题或事情进行反复的、认真的琢磨，与“揣摩”中仔细思考以理解深意的意思相符。
例句：
He spent hours pondering over the complex problem.（他花了几个小时仔细揣摩这个复杂的问题。）
She often ponders over the meaning of life.（她经常揣摩生命的意义。）
含义：是一个比较口语化且常用的表达，意思是努力去弄清楚、理解某件事情，更强调尝试和努力的过程，与“揣摩”中努力理解或领会的意思相近。
例句：
I'm trying to figure out why he did that.（我在揣摩他为什么那么做。）
They were trying to figure out the best way to solve the problem.（他们在揣摩解决问题的最佳方法。）