to reach the lowest point of failure or depression
どん底に落ちる；失敗や絶望の最も低い状態に達する (donzoko ni ochiru; shippai ya zetsubou no mottomo hikui joutai ni tassuru)
"After losing his job, he hit rock bottom."
"仕事を失った後、彼はどん底に落ちた。" (shigoto o ushinatta ato kare wa donzoko ni ochita)
to achieve success very quickly
all day and all night; continuously
to begin something, like a journey, very successfully
to contribute something useful or valuable
to have influence or importance
recovering from an illness or injury
