她边吃三明治边备考。
She is eating a sandwich while studying for her exam.
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eating英 /ˈiːtɪŋ/|美 /ˈitɪŋ/
解释
eating 是动词 eat 的现在分词形式，表示“正在吃”的动作。
She is eating a sandwich while studying for her exam.
eating 是动词 eat 的现在分词形式，表示“正在吃”的动作。