复数： frictions

Nor should the friction between those factions be exaggerated .

派系之间的摩擦也不应被夸大。

P 4 s 3 also ignites easily by friction .

p4s3在摩擦力作用下同样很容易引燃。

The back-and-forth over banking overhauls is the latest sign of friction between the ecb and germany .

围绕银行业改革问题的反复争论是显示欧洲央行和德国存在不和的最新迹象。

A more balanced account of the friction behind facebook remainsto be written .

一个更公平的对facebook背后争执的叙述仍待写下。

Some chinese commentators say the verbal sparring is a sign of greater trade friction to come with washington .

一些中国的评论家认为这次矛盾是一个信号，表明与华盛顿之间的贸易磨擦将会加剧。