New Words：

chemistry [ˈkemɪstri] n. 化学

Sample Sentences：

I have lost my interest in chemistry.
He's going to teach us chemistry next term.
We will do a Chemistry experiment this Friday.

term [tə:m] n. 学期
experiment [ɪkˈsperɪmənt] n. 实验;试验;尝试;实践

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