/,ʌndɪ'tɜ:d; ,ʌndɪ`tɝd/
adj not deterred or discouraged 未被吓住的; 不气馁的
*undeterred by failure 不因失败而气馁
* It was raining heavily but he set out undeterred. 雨下得很大, 他仍不顾一切出发了.