请输入您要查询的英文单词：
单词
porous
释义
porous
ADJ
/ˈpɔːrəs/
1
a porous substance has a lot of very small holes in it so air and water can pass through it 多孔的；透水的；透气的
2
not effective in preventing people from attacking or escaping 多漏洞的；松懈的
a porous border/defence
松懈的边界/防线