defenceless

/dɪˈfensləs/
If someone or something is defenceless, they are weak and unable to defend themselves properly. 无防御的; 无防卫能力的

adjective [原级] (英)无防御的;无保护的

...a savage attack on a defenceless young girl. …对一个毫无防卫能力的年轻女孩的野蛮袭击。

后缀: less 【adjective】 表示缺乏或没有某种特性 - indicating the absence or lack of a particular quality 原词: defenceless 是通过后缀 【less】 构成的派生词
单词造句:
网友用 “Defenceless” 造句精选
The village is defenceless against attack. 这个村庄毫无防御能力。
Defenceless Hook found him. 毫无防备的胡克找到了他。