to become completely unresponsive or stuck
完全に反応しなくなるか、スタックする (kanzen ni hannou shinakunaru ka, sutakku suru)
"The app locked up and I had to restart my phone."
"アプリがフリーズして、電話を再起動する必要がありました。" (Apuri ga furiizu shite, denwa wo saikidou suru hitsuyou ga arimashita.)
to explain something step by step; to guide someone through...
to highlight or bring attention to a higher idea or reason
to review or examine something carefully
to draw a line through something written to show it is wrong
to do something with great enthusiasm and energy
to reach a point where something becomes steady