Eng

Have mastered...

掌握了

Grasp, Grasped, Grasping, Grasps, Had grasped, Had mastered, Has grasped, Have grasped, Have mastered, Master, Mastered, Mastering, Masters, To grasp, To have, To master

(Attain, Attained, Attaining, Attains, Get to, Gets to, Getting to, Got to, To attain, To get to, To hold)