2003年，杨百翰大学的一位教授创建了虚拟化学实验室，全国范围内现有15万高中化学学生。
A professor at Brigham Young University created the Virtual ChemLab in 2003, and it now serves 150,000 high school chemistry students across the country.
2003年，杨百翰大学的一位教授创建了虚拟化学实验室，全国范围内现有15万高中化学学生。
A professor at Brigham Young University created the Virtual ChemLab in 2003, and it now serves 150,000 high school chemistry students across the country.
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