Overhead projector
01
投影仪, 高射投影仪
a device that projects images or text from a transparency onto a screen or wall
语法信息
有生性状态
无生命
形态构成
复合词
可数
singular
not gender specific
复数形式
overhead projectors
例子
The teacher used an overhead projector to display the lesson notes to the class.
老师使用投影仪向班级展示课程笔记。



























