You may wish to take advantage of our instructional session.你应该充分利用我们的教学课程。These models are used for instructional purposes.这些模型用于教学目的。We need more instructional materials in our classrooms.我们需要为教室配备更多教材。He taught himself the sport by watching online instructional videos.他通过看网上的教学录像学会了那项运动。