perfectionate การใช้

February 21, 1957 she traveled to London due to a scholarship to perfectionate her dancing at The Royal Ballet.
However, just look how many different kinds of locomation there are : Vertebrates walking on four legs, walking on two legs, flying with two wings, swimming with various fins, snakes, then even more invertebrates, with many more legs, things which move completely differently such as starfish, even stranger stuff in the depths of the ocean etc etc . So, evolution would certainly produce moving beings again, and these would fill out all the elements and perfectionate locomotion in water, on the ground, in the air, on hard and soft ground, in soft earth, and so on.