350. Einstein also took time off from casually revising his equations to engage in an awkward fandango (方丹戈双人舞) with his competitor Hilbert.

译文　爱因斯坦偶尔也会在修订方程式时抽身出来，同他的竞争对手希尔伯特一起跳一支奇怪的方丹戈双人舞。

点睛　本句中take time off from...意为“从……中抽出时间”。from后面接名词或动词-ing形式。revise意为“校正，修订”。engage in意为“参加”。

考点归纳　关于engage的短语归纳：

be engaged in/engage oneself in都意为“从事于；忙于”。如：

The businessman was engaged in developing a new market. 那个商人正忙于开发新的市场。

engage for意为“保证；对……负责”。如：

I'm sorry. It is more than I can engage for。我很抱歉，这事超出了我的担保范围。

engage with意为“交战；与……接洽”。如：

At present, the professor was engaged with the revision of the dictionary. 最近，那位教授还在忙于修订那部词典。

engage on意为“从事；开始”。如：

That is impossible to engage on such things. 从事这种事情是不可能的。

engage (oneself) to sb.意为“和……订婚”。如：

John has engaged himself to Mary. 约翰和玛丽订婚了。