glass specimen
基本释义
玻璃试样
实用场景例句
体育训练
The instructor demonstrated the correct techniques to the athletes to improve their performance.
教练向运动员示范正确的技术以提升他们的表现。
在线教育
The online course featured an experienced instructor who provided detailed feedback.
在线课程由一位经验丰富的讲师主讲，提供详细的反馈。
学术讨论
The instructor guided the students through the complex theoretical concepts during the lecture.
讲师在讲座中引导学生理解复杂的理论概念。
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