1、It's single undefended spot is its fleshy, armor-less underside.
它唯一沒(méi)有防備的地方是它沒(méi)有甲片保護(hù)的腹部。

2、The coast was undefended and lay open to attack.
該海岸未設(shè)防，易受攻擊。

3、Bombs and poison gas would rain down on undefended cities.
* 毒氣彈紛紛投向那些沒(méi)有防御的城市。

undefended翻譯

a. 無(wú)防御的, 無(wú)論據(jù)證實(shí)的, 無(wú)辯護(hù)人的 詳情