摩擦力 (mó cā lì) — friction (force)

定義

例文

• 摩擦力越大，物体越难移动。
  mó cā lì Yuè dà, wù tǐ yuè nán yí dòng.
  The greater the friction, the harder it is to move an object.
• 冰面上的摩擦力很小。
  Bīng miàn shàng de mó cā lì hěn xiǎo.
  Friction on an icy surface is very small.
• 工程师需要计算摩擦力的大小。
  Gōng chéng shī xū yào jì suàn mó cā lì de dà xiǎo.
  Engineers need to calculate the magnitude of friction.