词族 · emery
词形变化
中文词源
emery 金刚砂
来自希腊语smyris,摩擦剂。可能来自PIE*smi, 砍，切，词源同smith. 即砍下来或通擦下来。
英语词源
- emery
-
emery: see smear
- emery (n.)
- granular mixture used as an abrasive, late 15c., from Middle French émeri, from Old French esmeril, from Italian smeriglo, from Vulgar Latin *smyrilium, from Greek smyris "abrasive powder" used for rubbing and polishing, probably a non-Greek word, perhaps from a Semitic source. Emery board attested from 1725.
权威例句
- 1. They infiltrated behind the lines so as to annoy the emery replacements.
- 他们渗透敌后以便骚扰敌军的调度.
- 2. She rubbed the glass with emery paper.
- 她用砂纸磨玻璃.
- 3. Stainless steel sheet with polished surface processed with fiber emery wheel.
- 用纤维砂轮加工的不锈钢板材的表面.
- 4. The mechanism of grinding internal gear of spherical worm emery - wheel is researched.
- 建立了砂轮的球基渐开螺旋面方程和分度球面螺旋线方程,给出螺旋运动参数、螺旋线导程.
- 5. An emery wheel is the modern variation of a grindstone.
- 砂轮是现代的磨石.