audio-video materials

• 音像资料

audio-video materials的用法和样例：

例句

1. By using the computer medium with some audio and image documents, the best teaching result will be obtained.
   全部采用多媒体教学，适当穿插一些音像资料，以达到最佳的教学效果。
2. The recorded audio-visual materials shall be placed for strict safe-keeping by a specially appointed person.
   录制的音像资料必须指定专人严格保管。