Pumice
['pʌmɪs]
解釋/意思:
(noun.) a light glass formed on the surface of some lavas; used as an abrasive.
(verb.) rub with pumice, in order to clean or to smoothen.
阿纳托尔校對--From WordNet
解釋/意思:
(n.) A very light porous volcanic scoria, usually of a gray color, the pores of which are capillary and parallel, giving it a fibrous structure. It is supposed to be produced by the disengagement of watery vapor without liquid or plastic lava. It is much used, esp. in the form of powder, for smoothing and polishing. Called also pumice stone.
布什校對
解釋/意思:
n. a hard light spongy substance formed of lava from which gas or steam has escaped while hardening.—v.t. to polish or rub with pumice-stone—also Pū′micāte.—adjs. Pumi′ceous Pum′iciform of or like pumice.—ns. Pum′ice-stone (same as Pumice); Pū′my (Spens.) a pebble stone.
手打:朱迪
例句/造句/用法:
- The walls of the ditch were brilliant with yellow banks of sulphur and with lava and pumice-stone of many colors. 馬克·吐溫. 傻子出國記.
- Repeat until clean, then polish with pumice stone continually moistened with water as you proceed. 威廉K.大衛. 智者、化學家和偉大醫生的秘密.
- Mr. Franklin scraped off all the nice varnish with pumice-stone, and made what he described as a surface to work on. 威爾基·柯林斯. 月亮寶石.
- The path led straight up a rugged sweep of loose chunks of pumice-stone, and for about every two steps forward we took, we slid back one. 馬克·吐溫. 傻子出國記.
- Drift, sand, rubble, boulders, come next; and finally volcanic products, like lava, ashes, pumice. 李貝. 西洋科學史.
整理:马库斯