n.摩擦;冲突,不和;摩擦力;
例句:
The friction of the sheets against his skin was torture.
被单摩擦着他的皮肤,简直像是酷刑。
Friction acts on moving bodies and brings them to a stop.
摩擦力作用于运动着的物体,并使其停止.
Friction increases with increasing pretension.
摩擦力随预加张力的增加而增加.