pumices

pumices

美 [ˈpʌmɪs] 　英 ['pʌmɪs]

• n.轻石；浮岩；泡沫岩
• v.用浮石磨

词形变化

复数：pumices  单数：pumice stone  复数：pumice stones  

同义词

英汉解释

n.	1. 轻石,浮石;浮岩;泡沫岩
v.	1. 用浮石磨,用轻石擦

英英解释

n.	1. a very light gray stone from a volcano; a piece of this stone that you use for rubbing your skin clean and smooth

例句

The results show that the three pumices are different in components and their functions to humanity are also different.

结果表明：三类浮石成分有较大的差异，它们在人体内的作用也表现各异。

The carbon and hydrogen isotopic compositions of pumices in the Okinawa Trough

冲绳海槽浮岩中碳、氢同位素组成特征