释义 |
grind·stoneBrE /ˈɡraɪndstəʊn/NAmE /ˈɡraɪndstoʊn/ nouna round stone that is turned like a wheel and is used to make knives and other tools sharp 磨石;砂轮●keep your nose to the ˈgrindstone(informal) to work hard for a long period of time without stopping 连续辛勤地工作 |