Nice Holystone尼斯·荷利斯德恩
Mossy Holystone天界苔石
"holystone the ship's deck"
N（名词） a soft sandstone used for scrubbing the decks of a vessel 甲板磨石; 用于擦洗船只甲板的软砂岩
V（动词） to scrub (a vessel's decks) with a holystone 用甲板磨石擦洗(船的甲板)