subtropical
adjective geography, environment uk/ˌsʌbˈtrɒp.ɪ.kəl/ us/ˌsʌbˈtrɑː.pɪ.kəl/
亚热带的，副热带的
belonging to or relating to parts of the world that are immediately south or north of the tropics (= the hottest areas) and have very hot weather at some times of the year
a subtropical climate 亚热带气候
Subtropical regions are cooler than equatorial regions. 亚热带地区的气候比热带地区要凉爽一些。