两个小阴线夹着一根大阳线

After Mu Qingyu said this, she knew that it was in vain. As expected, Lu Feng didn't even know what it meant to put on a seat belt. So, Mu Qingyu followed her temper and carefully taught Lu Feng how to put on the seat belt. After all this time, Mu Qingyu was on the verge of collapse and madness....