► 形容動詞自在 [じざい]
meaning: at will rank: 3☆
彼は
ドローンを自在に
操ることが
出来る ⇨ He can control the drone at will
(☛ About skills. Does not mean “arbitrarily”)More examples:- バスケットの選手はボールを自由自在に扱えなくてはならない ⇨ Basketball players have to be able to control the ball at will
- 彼は緩急自在の投球で相手を零点に抑えた ⇨ He had a complete command of the speed of his pitches and shut out the opponent