pumice stone
US /ˈpʌm.ɪs stoʊn/
UK /ˈpʌm.ɪs stoʊn/

名詞
1.
浮石
a very light, porous volcanic rock used as an abrasive, especially for scrubbing and polishing
範例:
•
She used a pumice stone to smooth her rough heels.
她用浮石磨平粗糙的腳後跟。
•
The artist used powdered pumice stone to create a textured surface on the canvas.
藝術家使用浮石粉末在畫布上創造出紋理表面。
在 Lingoland 學習這個單詞