presentation graphics
基本释义
演示图形
实用场景例句
日常对话
Wearing a helmet can prevent head injuries.
戴头盔可以防止头部受伤。
校园生活
We need to prevent bullying in our school.
我们需要预防学校里的欺凌行为。
The teacher took steps to prevent cheating on the exam.
老师采取了措施来防止考试作弊。
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