実践(じっせん)practice, practising, putting into practice, implementation

理論(りろん)と実践(じっせん)は違(ちが)います。

Theory and practice are different. {practice, practising, putting into practice, implementation}

教科書(きょうかしょ)で学(まな)んだ事(こと)を現場(げんば)で実践(じっせん)する。

To put into practice what you have learned from the textbook in the field. {practice, practising, putting into practice, implementation}

練習(れんしゅう)した事(こと)を試合(しあい)で実践(じっせん)出来(でき)なかったので、悔(くや)しいです。

I am frustrated because I couldn't put into practice what I had trained for in the game. {practice, practising, putting into practice, implementation}

先生(せんせい)：「明日(あした)は受験(じゅけん)です。いよいよ学(まな)んできた事(こと)を実践(じっせん)する日(ひ)です。」

Teacher: 'Tomorrow is the exam. It's finally the day to put into practice what you've been learning.' {practice, practising, putting into practice, implementation}

ある理論(りろん)を実践(じっせん)に移(うつ)すのに先立(さきだ)ち、その行為(こうい)に危険(きけん)性(せい)が無(な)いか確認(かくにん)しました。

Before putting a certain theory into practice, we confirmed whether there was any danger in the action. {practice, practising, putting into practice, implementation}