audio-visual
adj
(abbr 缩写 AV) using both sight and sound 视觉听觉的; 视听的
,audio-visual `aids for the classroom, eg cassette recorders, video recorders, pictures, etc 课堂视听教具(如盒式录音机, 录相机, 图片等).
Prompt delivery would be necessary as we have a fast turnover in this trade. We would therefore need your assurance that you could meet all delivery dates.