flash card

US /ˈflæʃ ˌkɑːrd/
UK /ˈflæʃ ˌkɑːrd/
"flash card" picture
1.

抽认卡, 闪卡

a card bearing words, numbers, or pictures, used in teaching or for memorizing

:
I used flash cards to study for my vocabulary test.
我用抽认卡来准备词汇测试。
The teacher showed the children animal pictures on flash cards.
老师用抽认卡给孩子们看动物图片。