Visual aid
视觉器(幻灯片,电影,挂图)
📖 牛津释义
visual aid
(esp pl 尤作复数) picture, film, video, etc used as a teaching aid 直观教具.
🧩 词语组成解析
aid
[eid]
n. 帮助;助手;外援;辅助设备;
vt. 帮助;资助;救助;促进;
vi. 帮助;
🗣️ 情景例句
You need to pay more attention to it.
你需要更加留心。
Has he studied French very long?
他学习法语很长时间吗？
Now, everyone. Listen, please.
同学们，请注意听。