The students and research assistants who go into the mountains with Sun all know that if you want to see a tawny fish owl you have to scale mountains, follow rivers upstream and chase after clues day and night.
跟著孫元勳上山的學弟妹、研究助理都知道，想看黃魚鴞得跋山、溯溪、日夜不分地追蹤。