Old English grindere "one who grinds (grain);" agent noun from grind (v.). Meaning "molar tooth" is late 14c. (Old English had grindetoð). Meaning "machine for milling" is from 1660s; of persons, from late 15c. "Large sandwich" sense is from 1954, American English, though the exact signification is uncertain (perhaps from the amount of chewing required to eat one).
权威例句
1. The chef used an electric grinder in the kitchen.
厨师在厨房使用电动磨碎机.
2. Master Worker Wang is responsible for the overhaul of this grinder.
王师傅主修这台磨床.
3. The grinder was powered by a windmill.
这磨盘由风车提供动力.
4. Aldermen Sweater told Grinder that starvation was no excuse for dishonesty.