Shrewder
a. 精明的( shrewd的比較級 ); 敏銳的; 有眼光的; 精于盤算的
??? 情景例句
Oh, by the way,
噢，順便問一下
Time past cannot be called back again.
光陰一去不復返。
The best way to overcome it----so at least it seems to me---
克服怕死的最好辦法--至少在我看來是這樣--