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The day before yesterday, a group of junior high school students visited the expo.
前几天，有一队高中生来参观世园会。
youdao
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Target group: junior and senior high school students.
招生对象：初、高中的在校学生。
youdao
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Target group: junior and senior high school students.
招生对象：初、高中的在校学生。
youdao