知识扩展
相关变形拓展
形容词:frictional (摩擦的)
易混词辨析
friction、rub、conflict、smooth
1. friction:“摩擦 / 矛盾”(物理:friction between two surfaces;抽象:friction between teams);
2. rub:“摩擦”(动词,如 rub hands;rub against);
3. conflict:“冲突”(如 conflict between countries;conflict of interest);
4. smooth:“光滑的”(反义,如 smooth surface;reduce friction with smooth materials)。
重要短语
friction coefficient 磨擦系数
friction force 摩擦力
friction factor 摩擦因子;摩擦率
trade friction 贸易摩擦