熟悉 im quite familar with this,i know this pretty well
不熟悉 im not familar with this,i dont have any knowledge about this,i have no idea about this,i dont know it
应该不止这些,还有很多的
熟悉 im quite familar with this,i know this pretty well
不熟悉 im not familar with this,i dont have any knowledge about this,i have no idea about this,i dont know it
应该不止这些,还有很多的