Poral
n. 多孔粉状金属吸热材料\\na. 细孔的
🗣️ 情景例句
Hi. Welcome.
嗨， 欢迎你 。
His leg is wounded, Does it hurt?
他的腿受伤了，疼不疼？
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，