1·She's a shrewd businesswoman.
她是一个精明的商人。
—— 《柯林斯英汉双解大词典》
2·He was a shrewd lawyer with a talent for uncovering paper trails of fraud.
他是个精明强干的律师，能从一连串文件中找出诈骗的蛛丝马迹。
—— 《牛津词典》
3·Sociopaths in possession of fully-functioning neocortexes are often shrewd and emotionally intelligent people but lack any ability to relate to, empathise with or express concern for others.
拥有充分发挥作用的新皮质的反社会者通常是精明和情商高的人，但缺乏与他人建立关系、感同身受或表达关心的能力。
4·"No shrewd user" of a biological weapon "is going to give you that opportunity," he warned.
“没有一个精明的生物武器使用者会给你那个机会，”他警告说。
5·She is also a shrewd business tycoon, a modern woman of all-around talent.
她同样也是一个精明的商业大亨，拥有全面智慧的现代女性。