友情提醒：点击
，可以收听真人发音
，可以收听真人发音 
小测验：选择正确的单词
- 论坛新贴
undefended [ʌndi'fendid]
基本释义
- a. 无防备的,无人拥护的,无辩护人的
英英解释
1个形容词解释
- not defended or capable of being defended
[同] assailable, open, undefendable, undefended
[例]- an open city
- open to attack
- not defended or capable of being defended