shrewd

adj. /ʃruːd/ C1

精明的；敏锐的

Showing clever judgment and practical knowledge about a situation.

仙境例句

The shrewd Pigeon built its nest at the very top of the tree, but Alice's neck still reached it.

精明的鸽子把窝搭在树的最顶端，可爱丽丝的脖子还是伸到了那里。