音标发音英式音标 [ˌfɜːst.dɪ.ɡriː ˈbɜːn]美式音标 [ˌfɝːst.dɪ.ɡriː ˈbɝːn]英式发音 美式发音 基本解释一度烧伤(即最轻度)。同根派生 first-degree burn相关词英英字典剑桥英英字典 the least serious type of burn that needs medical treatmentfirst-degree burn剑桥字典first-degree burn柯林斯字典