Sun, who was at the Harvard School of Public Health when the study was done.
孙琦说这句话时，他们刚完成这项研究，当时他在哈佛大学公共卫生学院。
Their study could lead to fabrics with better protection against the sun.
他们的研究可能诞生防太阳光，有良好保护功能的织物。
Limitations to this study include the cross-sectional design and self-report of sun exposure.
此项研究的局限性包括横向设计及自我报告日晒情况。
Astronomy is the scientific study of the sun, moon, and stars and other heaven bodies.
天文学是研究太阳、月亮、星星和其他天体的科学。
The primary goal was to study the passing of the planet Venus across the sun.
最主要的目的是研究横过太阳的金星。
Study hard before the final examination is to make hay while the sun shines.
到了期末考试才勤奋学习，是未雨绸缪。
Study hard before the final examination is to make hay while the sun shines.
到了期末考试才勤奋学习，是未雨绸缪。
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