The fringe of the painting was accidentally damaged by friction.

画的边缘由于摩擦意外地损坏了。

It's not totally caused by friction.

不完全是由摩擦引起的。

Now for hand mixing, maybe one or two degrees of heat is generated by friction.

现在用手搅拌，可能 1 到 2 度的热量是由摩擦力产生的。

This is called charging by friction.

这种电荷称为摩擦。在哪里 一开始是棍子和布。

To reduce friction is the chief use of friendship, and in politics the loss by friction is outrageous.

减少摩擦是友谊的主要用途，而在政治上，摩擦造成的损失是惊人的。

Then there is the greatest harmony of action, and the least waste by friction or working at cross purposes.

然后就会有最大的行动和谐， 以及最少的摩擦或工作不一致造成的浪费。