慢速英语:学习前缀和后缀来扩充你的词汇量

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spell – v. to say, write, or print the letters of a word (gerund: spelling)

practice – n. to do something again and again in order to become better at it

vowel – n. one of the letters a, e, i, o, u and sometimes y

flashcard – n. a card that has words, numbers, or pictures on it and that is used to help students learn about a subject