For some students, including Wang Ling, 21, in SunYat-sen University, this practice has caused headaches.
对于包括21岁的中山大学学生王玲在内的一些学生来说，这种做法令人头疼。
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Turning a section of the SunYat-sen Highway into a landing strip was part of the annual Han Kuang defense exercises that simulated a surprise attack on Taiwan's air bases this year.
The study was carried out by Lawrence Lam of the School of Medicine in Sydney, Australia, and Peng Ziwen of the Ministry of Education and SunYat-sen University in Guangzhou, China.