shrewder
adj. 精明的( shrewd的比較級 ); 敏銳的; 有眼光的; 精於盤算的
A shrewd person is able to understand and judge a situation quickly and to use this understanding to their own advantage.
She's a shrewd businesswoman...
她是個精明的女商人。
His grey eyes were shrewd but kindly...
他灰色的眼睛目光銳利卻很親切。
His painting rose to a fresh expressiveness and revealed a shrewder insight.
他的畫富有一種新的表達力,顯示出更敏銳的洞察力.