[鞍点 / 鞍點, ān diǎn, ㄢ ㄉㄧㄢˇ]saddle point (math.), a critical point of a function of several variables that is neither a maximum nor a minimum#179362[Add to Longdo]
[あんじょうひとなくあんかうまなし, anjouhitonakuankaumanashi](exp) (obsc) riding a horse so skillfully that it appears as if man and horse have become one[Add to Longdo]