1. in a way that shows careful attention and effort; deliberately and with concentration
2. in a way that deliberately avoids something

Examples

• She studiously avoided making eye contact during the meeting.
• The student studiously reviewed his notes before the exam.
• He studiously ignored the criticism and continued with his work.
• The researcher studiously documented every detail of the experiment.
• She studiously practiced piano for two hours each day.
• The diplomat studiously remained neutral during the heated discussion.