Vocabulary consisting only from characters you are able to read
元来
がんらい
originally, primarily, essentially, logically, naturallymix
外力
がいりょく
external forcemix
~中
~ちゅう
in (the middle of), within, during, whilejlpt5
切れる
きれる
(1)to cut well/to be sharp/ (2)to break (off)/to snap/to wear out/ (3)to be injured/ (4)to burst/to collapse/ (5)to be disconnected/to be out of/to expire/to sever (connections) with/ (6)to be shrewd ichidan, jlpt3, leda1, verb, vintrans