詞根frict+ion詞綴。中文意思是n. 不和,分歧摩擦摩擦力
The force of friction slows the spacecraft down as it re-enters the earth's atmosphere.航天飛機重返地球大氣層時因有摩擦力而減慢速度。
Friction between moving parts had caused the engine to overheat.
活動部件的摩擦使發動機過熱。