名词
中文翻译：视线直线路径课程
同义词：
['line of sight', 'direct line of sight例句：1. This is a line-of-sight course that helps students understand the basics of physics.（这是一门直视课程，帮助学生理解物理学的基本概念。）']
例句：
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1. This is a line-of-sight course that helps students understand the basics of physics.
这是一门直视课程，帮助学生理解物理学的基本概念。
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2. The teacher pointed to the wall with her line-of-sight course.
老师用直视课程指向墙壁。
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3. Students often use their line-of-sight course to study the stars.
学生们经常使用直视课程来研究星星。