剽窃者

例句：

1. 1. He was accused of being a plagiarizer by his colleagues.
   他被同事指控为剽窃者。
2. 2. The book is considered to be a thief of ideas by many experts.
   这本书被许多专家认为是剽窃者。
3. 3. The student was caught red-handed in the act of plagiarizing others' work.
   学生被发现在剽窃他人的作品。