adj.有意义的，有目的的，坚毅的，果断的

Eric entered the room with a purposeful look.
埃里克带着坚定的神色走进屋子。
Mary looked purposeful and determined.
玛丽看来胸有成竹、意志坚定。
Tom has a quiet, purposeful air.
汤姆镇定而又坚决。
She approached the task with a purposeful demeanor, determined to complete it efficiently. （她以一种有目的的态度着手任务，决心高效完成。）
The charity's purposeful efforts have significantly improved access to education in rural areas. （该慈善机构有目的的努力极大地改善了农村地区的教育准入。）
His steps were slow but purposeful as he walked towards the stage to accept his award. （他走向舞台接受奖项时，步伐虽慢但充满决心。）
The company's purposeful investment in renewable energy has positioned them as industry leaders. （公司有针对性地投资可再生能源，使他们成为了行业领头羊。）
The teacher's purposeful questioning encouraged critical thinking among her students. （老师有针对性的提问激发了学生们的批判性思维。）
With a purposeful glance around the room, she located the emergency exit. （她环视房间，目标明确地找到了紧急出口。）
The athlete's purposeful training regimen helped him break the world record. （运动员有针对性的训练计划帮助他打破了世界纪录。）
The government's purposeful implementation of new policies has boosted the economy. （政府有针对性地实施新政策，促进了经济的发展。）
Her purposeful networking at the conference opened up several career opportunities. （她在会议上有目的性的社交活动为她打开了多个职业机会的大门。）
The surgeon performed the operation with great care and purposeful precision. （外科医生以极大的细心和精准的针对性完成了手术。）