1.[数学] unknown number 2.(不确定) unknown; uncertain 短语和例子 学院今年的春运会是否开还是个未知数。 it's still uncertain whether the college spring sports will be held this year
未知量 未知数: unknownquantity未知数;未知量: unknown未知的未知数: unknown unknowns独立未知数: independent unknown多余未知数: nuisance unknown; redundant unknown未知数的权: weight of unknown未知数量: unknown quantity未知数消去: elimination of unknowns一个未知数: an unknown number未知数消除法: elimination of unknowns已知的未知数: known unknowns来世仍然是未知数: eternities still unsaid希腊字母α,未知数: alpha消去一个未知数: eliminate an unknown quantity消元法, 未知数消去法: elimination of unknowns带未知数的条件平差: condition adjustment with unknown择多解未知数消元法: majority unknown elimination学院今年的春运会是否开还是个未知数: it's still uncertain whether the college spring sports will be held this year未知: unknown 迄今他的下落全然未知。 his whereabouts have been utterly unknown so far.; 未知量 unknown; unknown quantity已知数: data; known number; prescribed value【数学】已知数。: known number非已知数: undetermined value感知数据: perception data已知数据: given data; given date未知事物的礼物: gift of unknown thing未知事件: unknowns