teaching aids
英汉例句
- She used slides as a teaching aid.
她用幻灯片作教学工具。 - Photographs make useful teaching aids.
照片是有用的教具。 - The CD-ROM is easy to use directly as a teaching aid in classroom.
在课室直接使用光碟作教材是否容易? - Except blackboard and chalk, unbrella is their needed teaching aid.
除了黑板和粉笔,雨伞成为必备的教具。 - The blackboard is a primitive teaching aid used for centuries.
黑板是一种原始的教学辅助工具,已经被使用了数百年了。