好词典

porous

UK //ˈpɔː.rəs//US //ˈpɔːr.əs//

词源

源自拉丁语 'porus'(意为孔洞)+ 后缀 '-ous',14世纪通过古法语进入英语。

adjective

❶ 多孔的,指物体表面或内部有许多小孔,能让液体或气体通过。常用于描述材料、岩石或生物组织等。

“Sponge is a porous material that can absorb water quickly.”

(海绵是一种多孔材料,能快速吸水。)

“The porous soil allows rainwater to seep into the ground easily.”

(多孔的土壤让雨水容易渗入地下。)

❶ 疏松的,指结构不严密或防御有漏洞,容易被渗透或突破。常用于比喻性描述。

“The country's porous borders made illegal immigration difficult to control.”

(该国松散的边境管控使非法移民难以控制。)

“Their porous defense led to three goals in the first half.”

(他们漏洞百出的防守导致上半场连失三球。)

同义词:permeable, absorbent, spongy, leaky, penetrable

常见短语

porous membrane — 多孔膜,指具有微观孔洞的薄膜材料,用于过滤或分离物质。

“The scientist developed a new porous membrane for water desalination.”

(科学家研发出用于海水淡化的新型多孔膜。)

porous rock — 多孔岩石,指含有大量孔隙的岩石类型,常见于储油层或含水层。

“Oil often accumulates in porous rocks deep underground.”

(石油常聚集在地下深处的多孔岩石中。)