Instructional television is widely used in distance learning programs to deliver lectures to students who are not physically present in the classroom.
教学电视被广泛应用于远程学习项目中，向不在教室物理位置的学生传授课程。
The school incorporated instructional television into their curriculum to enhance visual learning.
学校将教学电视纳入课程，以增强视觉学习。