1、So so far we've had duration and accent.
目前我們知道了時值和重音這兩個途徑

2、Friction prevents it from doing so so there's going to be a frictional force in this direction.
摩擦力則阻礙下滑，因此存在，此方向的摩擦力。

3、This is so so so true for me.
對我個人而言，這實在是再正確不過了。

so so翻譯