teaching aids

常见例句

She used slides as a teaching aid.
她用幻燈片作教學工具。
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.
在課室直接使用光碟作教材是否容易?
Except blackboard and chalk, unbrella is their needed teaching aid.
除了黑板和粉筆,雨繖成爲必備的教具。
The blackboard is a primitive teaching aid used for centuries.
黑板是一種原始的教學輔助工具，已經被使用了數百年了。
These exhibits are part teaching aids, part models and even part experiments.
這些展覽分爲教學方法，模型，甚至是試騐。