|
Từ điển Oxford Advanced Learner 8th
overhead projector
ˌoverhead proˈjector [overhead projector] BrE NAmE noun (abbr.OHP)
a piece of equipment that projects an image onto a wall or screen so that many people can see it
•She used an overhead projector to illustrate her talk.
compare ↑data projector, ↑slide projector
|
|
|
|
