visual aid
noun/ˌvɪʒuəl ˈeɪd/
/ˌvɪʒuəl ˈeɪd/
[usually plural]- a picture, video, etc. used in teaching to help people to learn or understand something
直观教具
| 单词 | visual-aid |
| 释义 | visual aidnoun/ˌvɪʒuəl ˈeɪd/ /ˌvɪʒuəl ˈeɪd/ [usually plural]
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